64252806 has 16 divisors (see below), whose sum is σ = 132937200. Its totient is φ = 20679008.

The previous prime is 64252763. The next prime is 64252841. The reversal of 64252806 is 60825246.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184461 + ... + 184808.

It is an arithmetic number, because the mean of its divisors is an integer number (8308575).

Almost surely, 2^64252806 is an apocalyptic number.

64252806 is an abundant number, since it is smaller than the sum of its proper divisors (68684394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64252806 is a wasteful number, since it uses less digits than its factorization.

64252806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369303.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 64252806 is about 8015.7848025006. The cubic root of 64252806 is about 400.5259872071.

The spelling of 64252806 in words is "sixty-four million, two hundred fifty-two thousand, eight hundred six".