3693931 has 8 divisors (see below), whose sum is σ = 3792240. Its totient is φ = 3596928.

The previous prime is 3693883. The next prime is 3693953. The reversal of 3693931 is 1393963.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3693931 - 2¹³ = 3685739 is a prime.

It is a super-2 number, since 2×3693931² = 27290252465522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3693331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7855 + ... + 8311.

It is an arithmetic number, because the mean of its divisors is an integer number (474030).

Almost surely, 2^3693931 is an apocalyptic number.

3693931 is a deficient number, since it is larger than the sum of its proper divisors (98309).

3693931 is a wasteful number, since it uses less digits than its factorization.

3693931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653.

The product of its digits is 13122, while the sum is 34.

The square root of 3693931 is about 1921.9601972986. The cubic root of 3693931 is about 154.5834253036.

Subtracting from 3693931 its reverse (1393963), we obtain a cube (2299968 = 132³).

It can be divided in two parts, 3693 and 931, that added together give a square (4624 = 68²).

The spelling of 3693931 in words is "three million, six hundred ninety-three thousand, nine hundred thirty-one".