3651654 has 8 divisors (see below), whose sum is σ = 7303320. Its totient is φ = 1217216.

The previous prime is 3651653. The next prime is 3651671. The reversal of 3651654 is 4561563.

It is a sphenic number, since it is the product of 3 distinct primes.

3651654 is an admirable number.

It is a d-powerful number, because it can be written as 3⁷ + 6³ + 5³ + 1 + 6⁸ + 5⁹ + 4⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3651653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304299 + ... + 304310.

It is an arithmetic number, because the mean of its divisors is an integer number (912915).

Almost surely, 2^3651654 is an apocalyptic number.

3651654 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3651654 is a wasteful number, since it uses less digits than its factorization.

3651654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608614.

The product of its digits is 10800, while the sum is 30.

The square root of 3651654 is about 1910.9301400104. The cubic root of 3651654 is about 153.9914258452.

Subtracting 3651654 from its reverse (4561563), we obtain a palindrome (909909).

The spelling of 3651654 in words is "three million, six hundred fifty-one thousand, six hundred fifty-four".