30964738 has 16 divisors (see below), whose sum is σ = 53196480. Its totient is φ = 13242096.

The previous prime is 30964723. The next prime is 30964757. The reversal of 30964738 is 83746903.

It is a self number, because there is not a number n which added to its sum of digits gives 30964738.

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 in 7 ways as a sum of consecutive naturals, for example, 5208 + ... + 9436.

It is an arithmetic number, because the mean of its divisors is an integer number (3324780).

Almost surely, 2^30964738 is an apocalyptic number.

30964738 is a deficient number, since it is larger than the sum of its proper divisors (22231742).

30964738 is a wasteful number, since it uses less digits than its factorization.

30964738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4761.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 30964738 is about 5564.5968407424. The cubic root of 30964738 is about 314.0189110549.

The spelling of 30964738 in words is "thirty million, nine hundred sixty-four thousand, seven hundred thirty-eight".