31346768 has 10 divisors (see below), whose sum is σ = 60734394. Its totient is φ = 15673376.

The previous prime is 31346743. The next prime is 31346801. The reversal of 31346768 is 86764313.

It can be written as a sum of positive squares in only one way, i.e., 19430464 + 11916304 = 4408^2 + 3452^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 979571 + ... + 979602.

Almost surely, 2^31346768 is an apocalyptic number.

It is an amenable number.

31346768 is a deficient number, since it is larger than the sum of its proper divisors (29387626).

31346768 is a wasteful number, since it uses less digits than its factorization.

31346768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1959181 (or 1959175 counting only the distinct ones).

The product of its digits is 72576, while the sum is 38.

The square root of 31346768 is about 5598.8184467796. The cubic root of 31346768 is about 315.3050475706.

The spelling of 31346768 in words is "thirty-one million, three hundred forty-six thousand, seven hundred sixty-eight".