30137664 has 28 divisors (see below), whose sum is σ = 79739744. Its totient is φ = 10045824.

The previous prime is 30137663. The next prime is 30137759. The reversal of 30137664 is 46673103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30137663) 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, 78292 + ... + 78675.

It is an arithmetic number, because the mean of its divisors is an integer number (2847848).

Almost surely, 2^30137664 is an apocalyptic number.

It is an amenable number.

30137664 is an abundant number, since it is smaller than the sum of its proper divisors (49602080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30137664 is a wasteful number, since it uses less digits than its factorization.

30137664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156982 (or 156972 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 30137664 is about 5489.7781375935. The cubic root of 30137664 is about 311.1978077354.

The spelling of 30137664 in words is "thirty million, one hundred thirty-seven thousand, six hundred sixty-four".