3909052 has 12 divisors (see below), whose sum is σ = 7818160. Its totient is φ = 1675296.

The previous prime is 3909049. The next prime is 3909083. The reversal of 3909052 is 2509093.

3909052 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 139609 = 3909052 / (3 + 9 + 0 + 9 + 0 + 5 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 3909052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69777 + ... + 69832.

Almost surely, 2^3909052 is an apocalyptic number.

It is an amenable number.

3909052 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.

3909052 is a wasteful number, since it uses less digits than its factorization.

3909052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139620 (or 139618 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 3909052 is about 1977.1322666934. The cubic root of 3909052 is about 157.5277787570.

The spelling of 3909052 in words is "three million, nine hundred nine thousand, fifty-two".