88099245 has 80 divisors (see below), whose sum is σ = 176243760. Its totient is φ = 41803776.

The previous prime is 88099229. The next prime is 88099259. The reversal of 88099245 is 54299088.

88099245 = 283² + 284² + ... + 659².

It can be written as a sum of positive squares in 8 ways, for example, as 826281 + 87272964 = 909^2 + 9342^2 .

It is not a de Polignac number, because 88099245 - 2⁴ = 88099229 is a prime.

It is a super-2 number, since 2×88099245² = 15522953939140050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 88099245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 152397 + ... + 152973.

It is an arithmetic number, because the mean of its divisors is an integer number (2203047).

Almost surely, 2^88099245 is an apocalyptic number.

It is an amenable number.

88099245 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

88099245 is a wasteful number, since it uses less digits than its factorization.

88099245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636 (or 627 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 88099245 is about 9386.1198053296. The cubic root of 88099245 is about 444.9631665848.

The spelling of 88099245 in words is "eighty-eight million, ninety-nine thousand, two hundred forty-five".