88020799 has 2 divisors, whose sum is σ = 88020800. Its totient is φ = 88020798.

The previous prime is 88020791. The next prime is 88020841. The reversal of 88020799 is 99702088.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 88020799 - 2³ = 88020791 is a prime.

It is a super-2 number, since 2×88020799² = 15495322113196802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88020791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44010399 + 44010400.

It is an arithmetic number, because the mean of its divisors is an integer number (44010400).

Almost surely, 2^88020799 is an apocalyptic number.

88020799 is a deficient number, since it is larger than the sum of its proper divisors (1).

88020799 is an equidigital number, since it uses as much as digits as its factorization.

88020799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 43.

The square root of 88020799 is about 9381.9400445750. The cubic root of 88020799 is about 444.8310582033.

It can be divided in two parts, 8802079 and 9, that added together give a palindrome (8802088).

The spelling of 88020799 in words is "eighty-eight million, twenty thousand, seven hundred ninety-nine".