31914412 has 6 divisors (see below), whose sum is σ = 55850228. Its totient is φ = 15957204.

The previous prime is 31914403. The next prime is 31914431. The reversal of 31914412 is 21441913.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3989298 + ... + 3989305.

Almost surely, 2^31914412 is an apocalyptic number.

It is an amenable number.

31914412 is a deficient number, since it is larger than the sum of its proper divisors (23935816).

31914412 is a wasteful number, since it uses less digits than its factorization.

31914412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7978607 (or 7978605 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 31914412 is about 5649.2842024455. The cubic root of 31914412 is about 317.1969108340.

The spelling of 31914412 in words is "thirty-one million, nine hundred fourteen thousand, four hundred twelve".