64365272 has 8 divisors (see below), whose sum is σ = 120684900. Its totient is φ = 32182632.

The previous prime is 64365271. The next prime is 64365299. The reversal of 64365272 is 27256346.

64365272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64365271) 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 as a sum of consecutive naturals, namely, 4022822 + ... + 4022837.

Almost surely, 2^64365272 is an apocalyptic number.

It is an amenable number.

64365272 is a deficient number, since it is larger than the sum of its proper divisors (56319628).

64365272 is a wasteful number, since it uses less digits than its factorization.

64365272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8045665 (or 8045661 counting only the distinct ones).

The product of its digits is 60480, while the sum is 35.

The square root of 64365272 is about 8022.7970184967. The cubic root of 64365272 is about 400.7595401673.

The spelling of 64365272 in words is "sixty-four million, three hundred sixty-five thousand, two hundred seventy-two".