88698665 has 8 divisors (see below), whose sum is σ = 116114688. Its totient is φ = 64508080.

The previous prime is 88698647. The next prime is 88698679. The reversal of 88698665 is 56689688.

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

It is not a de Polignac number, because 88698665 - 2¹⁴ = 88682281 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 88698665.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 806297 + ... + 806406.

It is an arithmetic number, because the mean of its divisors is an integer number (14514336).

Almost surely, 2^88698665 is an apocalyptic number.

It is an amenable number.

88698665 is a deficient number, since it is larger than the sum of its proper divisors (27416023).

88698665 is a wasteful number, since it uses less digits than its factorization.

88698665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612719.

The product of its digits is 4976640, while the sum is 56.

The square root of 88698665 is about 9417.9968676996. The cubic root of 88698665 is about 445.9700506745.

The spelling of 88698665 in words is "eighty-eight million, six hundred ninety-eight thousand, six hundred sixty-five".