88140522 has 16 divisors (see below), whose sum is σ = 178405920. Its totient is φ = 29026032.

The previous prime is 88140517. The next prime is 88140523. The reversal of 88140522 is 22504188.

It is a self number, because there is not a number n which added to its sum of digits gives 88140522.

It is not an unprimeable number, because it can be changed into a prime (88140523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87997 + ... + 88992.

It is an arithmetic number, because the mean of its divisors is an integer number (11150370).

Almost surely, 2^88140522 is an apocalyptic number.

88140522 is an abundant number, since it is smaller than the sum of its proper divisors (90265398).

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

88140522 is a wasteful number, since it uses less digits than its factorization.

88140522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177077.

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 88140522 is about 9388.3183797739. The cubic root of 88140522 is about 445.0326483642.

The spelling of 88140522 in words is "eighty-eight million, one hundred forty thousand, five hundred twenty-two".