3731690 has 16 divisors (see below), whose sum is σ = 6784128. Its totient is φ = 1477776.

The previous prime is 3731683. The next prime is 3731701. The reversal of 3731690 is 961373.

It is a super-2 number, since 2×3731690² = 27851020512200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782 + ... + 2841.

It is an arithmetic number, because the mean of its divisors is an integer number (424008).

Almost surely, 2^3731690 is an apocalyptic number.

3731690 is a deficient number, since it is larger than the sum of its proper divisors (3052438).

3731690 is a wasteful number, since it uses less digits than its factorization.

3731690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 3731690 is about 1931.7582664505. The cubic root of 3731690 is about 155.1083529582.

The spelling of 3731690 in words is "three million, seven hundred thirty-one thousand, six hundred ninety".