30965764 has 6 divisors (see below), whose sum is σ = 54190094. Its totient is φ = 15482880.

The previous prime is 30965761. The next prime is 30965771. The reversal of 30965764 is 46756903.

It can be written as a sum of positive squares in only one way, i.e., 25583364 + 5382400 = 5058^2 + 2320^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30965761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3870717 + ... + 3870724.

Almost surely, 2^30965764 is an apocalyptic number.

It is an amenable number.

30965764 is a deficient number, since it is larger than the sum of its proper divisors (23224330).

30965764 is a wasteful number, since it uses less digits than its factorization.

30965764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7741445 (or 7741443 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 30965764 is about 5564.6890299459. The cubic root of 30965764 is about 314.0223792994.

The spelling of 30965764 in words is "thirty million, nine hundred sixty-five thousand, seven hundred sixty-four".