88072499 has 2 divisors, whose sum is σ = 88072500. Its totient is φ = 88072498.

The previous prime is 88072493. The next prime is 88072511. The reversal of 88072499 is 99427088.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88072499 - 2²⁴ = 71295283 is a prime.

It is not a weakly prime, because it can be changed into another prime (88072493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44036249 + 44036250.

It is an arithmetic number, because the mean of its divisors is an integer number (44036250).

Almost surely, 2^88072499 is an apocalyptic number.

88072499 is a deficient number, since it is larger than the sum of its proper divisors (1).

88072499 is an equidigital number, since it uses as much as digits as its factorization.

88072499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 47.

The square root of 88072499 is about 9384.6949337738. The cubic root of 88072499 is about 444.9181333218.

The spelling of 88072499 in words is "eighty-eight million, seventy-two thousand, four hundred ninety-nine".