64252799 has 16 divisors (see below), whose sum is σ = 71285760. Its totient is φ = 57546720.

The previous prime is 64252763. The next prime is 64252841. The reversal of 64252799 is 99725246.

It is a cyclic number.

It is not a de Polignac number, because 64252799 - 2²⁰ = 63204223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64252399) 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, 61322 + ... + 62360.

It is an arithmetic number, because the mean of its divisors is an integer number (4455360).

Almost surely, 2^64252799 is an apocalyptic number.

64252799 is a deficient number, since it is larger than the sum of its proper divisors (7032961).

64252799 is a wasteful number, since it uses less digits than its factorization.

64252799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190.

The product of its digits is 272160, while the sum is 44.

The square root of 64252799 is about 8015.7843658621. The cubic root of 64252799 is about 400.5259726621.

The spelling of 64252799 in words is "sixty-four million, two hundred fifty-two thousand, seven hundred ninety-nine".