88728522 has 32 divisors (see below), whose sum is σ = 182307840. Its totient is φ = 28773360.

The previous prime is 88728517. The next prime is 88728533. The reversal of 88728522 is 22582788.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84879 + ... + 85917.

It is an arithmetic number, because the mean of its divisors is an integer number (5697120).

Almost surely, 2^88728522 is an apocalyptic number.

88728522 is an abundant number, since it is smaller than the sum of its proper divisors (93579318).

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

88728522 is a wasteful number, since it uses less digits than its factorization.

88728522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418.

The product of its digits is 143360, while the sum is 42.

The square root of 88728522 is about 9419.5818378525. The cubic root of 88728522 is about 446.0200846258.

The spelling of 88728522 in words is "eighty-eight million, seven hundred twenty-eight thousand, five hundred twenty-two".