3902136 has 32 divisors (see below), whose sum is σ = 11149440. Its totient is φ = 1114848.

The previous prime is 3902071. The next prime is 3902137. The reversal of 3902136 is 6312093.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3902137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11446 + ... + 11781.

It is an arithmetic number, because the mean of its divisors is an integer number (348420).

Almost surely, 2^3902136 is an apocalyptic number.

It is an amenable number.

3902136 is an abundant number, since it is smaller than the sum of its proper divisors (7247304).

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

3902136 is a wasteful number, since it uses less digits than its factorization.

3902136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23243 (or 23239 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 3902136 is about 1975.3824946071. The cubic root of 3902136 is about 157.4348231203.

The spelling of 3902136 in words is "three million, nine hundred two thousand, one hundred thirty-six".