64752501 has 16 divisors (see below), whose sum is σ = 94501440. Its totient is φ = 39112320.

The previous prime is 64752491. The next prime is 64752581. The reversal of 64752501 is 10525746.

It is not a de Polignac number, because 64752501 - 2⁹ = 64751989 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64752581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7195 + ... + 13463.

It is an arithmetic number, because the mean of its divisors is an integer number (5906340).

Almost surely, 2^64752501 is an apocalyptic number.

It is an amenable number.

64752501 is a deficient number, since it is larger than the sum of its proper divisors (29748939).

64752501 is a wasteful number, since it uses less digits than its factorization.

64752501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6596.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 64752501 is about 8046.8938727934. The cubic root of 64752501 is about 401.5616059502.

The spelling of 64752501 in words is "sixty-four million, seven hundred fifty-two thousand, five hundred one".