88538529 has 4 divisors (see below), whose sum is σ = 118051376. Its totient is φ = 59025684.

The previous prime is 88538509. The next prime is 88538581. The reversal of 88538529 is 92583588.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 88538529 - 2⁵ = 88538497 is a prime.

It is a super-2 number, since 2×88538529² = 15678142234967682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88538509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14756419 + ... + 14756424.

It is an arithmetic number, because the mean of its divisors is an integer number (29512844).

Almost surely, 2^88538529 is an apocalyptic number.

It is an amenable number.

88538529 is a deficient number, since it is larger than the sum of its proper divisors (29512847).

88538529 is a wasteful number, since it uses less digits than its factorization.

88538529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29512846.

The product of its digits is 691200, while the sum is 48.

The square root of 88538529 is about 9409.4914315281. The cubic root of 88538529 is about 445.7015051779.

The spelling of 88538529 in words is "eighty-eight million, five hundred thirty-eight thousand, five hundred twenty-nine".