88021200 has 60 divisors (see below), whose sum is σ = 281965088. Its totient is φ = 23472000.

The previous prime is 88021169. The next prime is 88021201. The reversal of 88021200 is 212088.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88021201) 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 11 ways as a sum of consecutive naturals, for example, 35476 + ... + 37875.

Almost surely, 2^88021200 is an apocalyptic number.

88021200 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

88021200 is an abundant number, since it is smaller than the sum of its proper divisors (193943888).

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

88021200 is a wasteful number, since it uses less digits than its factorization.

88021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73372 (or 73361 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 88021200 is about 9381.9614153971. The cubic root of 88021200 is about 444.8317337141.

Adding to 88021200 its reverse (212088), we get a palindrome (88233288).

It can be divided in two parts, 8 and 8021200, that added together give a palindrome (8021208).

The spelling of 88021200 in words is "eighty-eight million, twenty-one thousand, two hundred".