3909704 has 16 divisors (see below), whose sum is σ = 7469820. Its totient is φ = 1917760.

The previous prime is 3909691. The next prime is 3909707. The reversal of 3909704 is 4079093.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3422500 + 487204 = 1850^2 + 698^2 .

It is not an unprimeable number, because it can be changed into a prime (3909707) 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, 4187 + ... + 5034.

Almost surely, 2^3909704 is an apocalyptic number.

It is an amenable number.

3909704 is a deficient number, since it is larger than the sum of its proper divisors (3560116).

3909704 is a wasteful number, since it uses less digits than its factorization.

3909704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9280 (or 9276 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 3909704 is about 1977.2971450948. The cubic root of 3909704 is about 157.5365364133.

The spelling of 3909704 in words is "three million, nine hundred nine thousand, seven hundred four".