31739068 has 12 divisors (see below), whose sum is σ = 58810752. Its totient is φ = 14936000.

The previous prime is 31739033. The next prime is 31739069. The reversal of 31739068 is 86093713.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31739069) 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 3 ways as a sum of consecutive naturals, for example, 233308 + ... + 233443.

It is an arithmetic number, because the mean of its divisors is an integer number (4900896).

Almost surely, 2^31739068 is an apocalyptic number.

It is an amenable number.

31739068 is a deficient number, since it is larger than the sum of its proper divisors (27071684).

31739068 is a wasteful number, since it uses less digits than its factorization.

31739068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466772 (or 466770 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 31739068 is about 5633.7436931405. The cubic root of 31739068 is about 316.6149298056.

The spelling of 31739068 in words is "thirty-one million, seven hundred thirty-nine thousand, sixty-eight".