64252735 has 8 divisors (see below), whose sum is σ = 77245056. Its totient is φ = 51307680.

The previous prime is 64252723. The next prime is 64252763. The reversal of 64252735 is 53725246.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64252735 - 2²⁵ = 30698303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 64252735.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8751 + ... + 14320.

It is an arithmetic number, because the mean of its divisors is an integer number (9655632).

Almost surely, 2^64252735 is an apocalyptic number.

64252735 is a deficient number, since it is larger than the sum of its proper divisors (12992321).

64252735 is a wasteful number, since it uses less digits than its factorization.

64252735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23633.

The product of its digits is 50400, while the sum is 34.

The square root of 64252735 is about 8015.7803737378. The cubic root of 64252735 is about 400.5258396787.

The spelling of 64252735 in words is "sixty-four million, two hundred fifty-two thousand, seven hundred thirty-five".