88021924 has 9 divisors (see below), whose sum is σ = 154071211. Its totient is φ = 44001580.

The previous prime is 88021909. The next prime is 88021933. The reversal of 88021924 is 42912088.

The square root of 88021924 is 9382.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 88021924.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 16419 + ... + 21109.

Almost surely, 2^88021924 is an apocalyptic number.

88021924 is the 9382-nd square number.

It is an amenable number.

88021924 is a deficient number, since it is larger than the sum of its proper divisors (66049287).

88021924 is an frugal number, since it uses more digits than its factorization.

88021924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9386 (or 4693 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The cubic root of 88021924 is about 444.8329533342.

Multiplying 88021924 by its product of nonzero digits (9216), we get a square (811210051584 = 900672²).

The spelling of 88021924 in words is "eighty-eight million, twenty-one thousand, nine hundred twenty-four".