31064612 has 6 divisors (see below), whose sum is σ = 54363078. Its totient is φ = 15532304.

The previous prime is 31064611. The next prime is 31064623. The reversal of 31064612 is 21646013.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 30647296 + 417316 = 5536^2 + 646^2 .

It is not an unprimeable number, because it can be changed into a prime (31064611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3883073 + ... + 3883080.

It is an arithmetic number, because the mean of its divisors is an integer number (9060513).

Almost surely, 2^31064612 is an apocalyptic number.

It is an amenable number.

31064612 is a deficient number, since it is larger than the sum of its proper divisors (23298466).

31064612 is a wasteful number, since it uses less digits than its factorization.

31064612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7766157 (or 7766155 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 31064612 is about 5573.5636714763. The cubic root of 31064612 is about 314.3561620512.

The spelling of 31064612 in words is "thirty-one million, sixty-four thousand, six hundred twelve".