64536882 has 32 divisors (see below), whose sum is σ = 136561920. Its totient is φ = 20275920.

The previous prime is 64536877. The next prime is 64536887. The reversal of 64536882 is 28863546.

It is an interprime number because it is at equal distance from previous prime (64536877) and next prime (64536887).

It is not an unprimeable number, because it can be changed into a prime (64536887) 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, 22713 + ... + 25395.

It is an arithmetic number, because the mean of its divisors is an integer number (4267560).

Almost surely, 2^64536882 is an apocalyptic number.

64536882 is an abundant number, since it is smaller than the sum of its proper divisors (72025038).

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

64536882 is a wasteful number, since it uses less digits than its factorization.

64536882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2918.

The product of its digits is 276480, while the sum is 42.

The square root of 64536882 is about 8033.4850469768. The cubic root of 64536882 is about 401.1153910328.

The spelling of 64536882 in words is "sixty-four million, five hundred thirty-six thousand, eight hundred eighty-two".