88513239 has 8 divisors (see below), whose sum is σ = 119062512. Its totient is φ = 58486400.

The previous prime is 88513151. The next prime is 88513241. The reversal of 88513239 is 93231588.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 88513239 - 2⁷ = 88513111 is a prime.

It is a super-2 number, since 2×88513239² = 15669186956542242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 88513197 and 88513206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88513279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130212 + ... + 130889.

It is an arithmetic number, because the mean of its divisors is an integer number (14882814).

Almost surely, 2^88513239 is an apocalyptic number.

88513239 is a deficient number, since it is larger than the sum of its proper divisors (30549273).

88513239 is a wasteful number, since it uses less digits than its factorization.

88513239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261217.

The product of its digits is 51840, while the sum is 39.

The square root of 88513239 is about 9408.1474797114. The cubic root of 88513239 is about 445.6590646548.

It can be divided in two parts, 8851 and 3239, that added together give a triangular number (12090 = T₁₅₅).

The spelling of 88513239 in words is "eighty-eight million, five hundred thirteen thousand, two hundred thirty-nine".