3654420 has 144 divisors (see below), whose sum is σ = 13099968. Its totient is φ = 752640.

The previous prime is 3654419. The next prime is 3654421. The reversal of 3654420 is 244563.

3654420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3654419) and next prime (3654421).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3654421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32284 + ... + 32396.

It is an arithmetic number, because the mean of its divisors is an integer number (90972).

Almost surely, 2^3654420 is an apocalyptic number.

3654420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3654420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6549984).

3654420 is an abundant number, since it is smaller than the sum of its proper divisors (9445548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3654420 is a wasteful number, since it uses less digits than its factorization.

3654420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3654420 is about 1911.6537343358. The cubic root of 3654420 is about 154.0302970694.

Adding to 3654420 its reverse (244563), we get a palindrome (3898983).

The spelling of 3654420 in words is "three million, six hundred fifty-four thousand, four hundred twenty".