3654774 has 32 divisors (see below), whose sum is σ = 8281440. Its totient is φ = 1194336.

The previous prime is 3654757. The next prime is 3654787. The reversal of 3654774 is 4774563.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2224 + ... + 3500.

It is an arithmetic number, because the mean of its divisors is an integer number (258795).

Almost surely, 2^3654774 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3654774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4140720).

3654774 is an abundant number, since it is smaller than the sum of its proper divisors (4626666).

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

3654774 is a wasteful number, since it uses less digits than its factorization.

3654774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341 (or 1335 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 3654774 is about 1911.7463220836. The cubic root of 3654774 is about 154.0352704956.

The spelling of 3654774 in words is "three million, six hundred fifty-four thousand, seven hundred seventy-four".