88137213 has 8 divisors (see below), whose sum is σ = 117570528. Its totient is φ = 58731024.

The previous prime is 88137211. The next prime is 88137239. The reversal of 88137213 is 31273188.

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

It is not a de Polignac number, because 88137213 - 2¹ = 88137211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88137211) 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, 2695 + ... + 13547.

It is an arithmetic number, because the mean of its divisors is an integer number (14696316).

Almost surely, 2^88137213 is an apocalyptic number.

It is an amenable number.

88137213 is a deficient number, since it is larger than the sum of its proper divisors (29433315).

88137213 is a wasteful number, since it uses less digits than its factorization.

88137213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13563.

The product of its digits is 8064, while the sum is 33.

The square root of 88137213 is about 9388.1421484764. The cubic root of 88137213 is about 445.0270791079.

The spelling of 88137213 in words is "eighty-eight million, one hundred thirty-seven thousand, two hundred thirteen".