64752117 has 8 divisors (see below), whose sum is σ = 86380320. Its totient is φ = 43146000.

The previous prime is 64752101. The next prime is 64752131. The reversal of 64752117 is 71125746.

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

It is not a de Polignac number, because 64752117 - 2⁴ = 64752101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64752137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3367 + ... + 11867.

It is an arithmetic number, because the mean of its divisors is an integer number (10797540).

Almost surely, 2^64752117 is an apocalyptic number.

It is an amenable number.

64752117 is a deficient number, since it is larger than the sum of its proper divisors (21628203).

64752117 is a wasteful number, since it uses less digits than its factorization.

64752117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11043.

The product of its digits is 11760, while the sum is 33.

The square root of 64752117 is about 8046.8700126198. The cubic root of 64752117 is about 401.5608121586.

The spelling of 64752117 in words is "sixty-four million, seven hundred fifty-two thousand, one hundred seventeen".