88722659 has 4 divisors (see below), whose sum is σ = 89038680. Its totient is φ = 88406640.

The previous prime is 88722649. The next prime is 88722691. The reversal of 88722659 is 95622788.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 88722659 - 2¹⁶ = 88657123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88722619) 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, 157589 + ... + 158150.

It is an arithmetic number, because the mean of its divisors is an integer number (22259670).

Almost surely, 2^88722659 is an apocalyptic number.

88722659 is a deficient number, since it is larger than the sum of its proper divisors (316021).

88722659 is a wasteful number, since it uses less digits than its factorization.

88722659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316020.

The product of its digits is 483840, while the sum is 47.

The square root of 88722659 is about 9419.2706193208. The cubic root of 88722659 is about 446.0102603765.

The spelling of 88722659 in words is "eighty-eight million, seven hundred twenty-two thousand, six hundred fifty-nine".