31074332 has 24 divisors (see below), whose sum is σ = 56388864. Its totient is φ = 14973552.

The previous prime is 31074331. The next prime is 31074343. The reversal of 31074332 is 23347013.

It is a happy number.

It is a super-2 number, since 2×31074332² = 1931228218492448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31074298 and 31074307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31074331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11363 + ... + 13829.

It is an arithmetic number, because the mean of its divisors is an integer number (2349536).

Almost surely, 2^31074332 is an apocalyptic number.

It is an amenable number.

31074332 is a deficient number, since it is larger than the sum of its proper divisors (25314532).

31074332 is a wasteful number, since it uses less digits than its factorization.

31074332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585 (or 2583 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 31074332 is about 5574.4355768095. The cubic root of 31074332 is about 314.3889455849.

The spelling of 31074332 in words is "thirty-one million, seventy-four thousand, three hundred thirty-two".