64022566 has 24 divisors (see below), whose sum is σ = 99865080. Its totient is φ = 30779520.

The previous prime is 64022557. The next prime is 64022573. The reversal of 64022566 is 66522046.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 460525 + ... + 460663.

It is an arithmetic number, because the mean of its divisors is an integer number (4161045).

Almost surely, 2^64022566 is an apocalyptic number.

64022566 is a deficient number, since it is larger than the sum of its proper divisors (35842514).

64022566 is a wasteful number, since it uses less digits than its factorization.

64022566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 64022566 is about 8001.4102506996. The cubic root of 64022566 is about 400.0470069756.

The spelling of 64022566 in words is "sixty-four million, twenty-two thousand, five hundred sixty-six".