88520823 has 16 divisors (see below), whose sum is σ = 131662560. Its totient is φ = 58779648.

The previous prime is 88520807. The next prime is 88520833. The reversal of 88520823 is 32802588.

It is not a de Polignac number, because 88520823 - 2⁴ = 88520807 is a prime.

It is a super-2 number, since 2×88520823² = 15671872209194658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88520833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561 + ... + 13317.

It is an arithmetic number, because the mean of its divisors is an integer number (8228910).

Almost surely, 2^88520823 is an apocalyptic number.

88520823 is a deficient number, since it is larger than the sum of its proper divisors (43141737).

88520823 is a wasteful number, since it uses less digits than its factorization.

88520823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13023 (or 13017 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 88520823 is about 9408.5505259843. The cubic root of 88520823 is about 445.6717926258.

The spelling of 88520823 in words is "eighty-eight million, five hundred twenty thousand, eight hundred twenty-three".