3654928 has 20 divisors (see below), whose sum is σ = 7326540. Its totient is φ = 1764224.

The previous prime is 3654923. The next prime is 3654929. The reversal of 3654928 is 8294563.

It can be written as a sum of positive squares in 2 ways, for example, as 1183744 + 2471184 = 1088^2 + 1572^2 .

It is not an unprimeable number, because it can be changed into a prime (3654923) 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, 3475 + ... + 4402.

It is an arithmetic number, because the mean of its divisors is an integer number (366327).

Almost surely, 2^3654928 is an apocalyptic number.

It is an amenable number.

3654928 is an abundant number, since it is smaller than the sum of its proper divisors (3671612).

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

3654928 is a wasteful number, since it uses less digits than its factorization.

3654928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7914 (or 7908 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 3654928 is about 1911.7865989697. The cubic root of 3654928 is about 154.0374339763.

The spelling of 3654928 in words is "three million, six hundred fifty-four thousand, nine hundred twenty-eight".