64882542 has 16 divisors (see below), whose sum is σ = 131408640. Its totient is φ = 21353592.

The previous prime is 64882537. The next prime is 64882567. The reversal of 64882542 is 24528846.

It is a self number, because there is not a number n which added to its sum of digits gives 64882542.

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, 67968 + ... + 68915.

It is an arithmetic number, because the mean of its divisors is an integer number (8213040).

Almost surely, 2^64882542 is an apocalyptic number.

64882542 is an abundant number, since it is smaller than the sum of its proper divisors (66526098).

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

64882542 is a wasteful number, since it uses less digits than its factorization.

64882542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136967.

The product of its digits is 122880, while the sum is 39.

The square root of 64882542 is about 8054.9700185662. The cubic root of 64882542 is about 401.8302419301.

The spelling of 64882542 in words is "sixty-four million, eight hundred eighty-two thousand, five hundred forty-two".