88689651 has 4 divisors (see below), whose sum is σ = 118252872. Its totient is φ = 59126432.

The previous prime is 88689641. The next prime is 88689659. The reversal of 88689651 is 15698688.

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 88689651 - 2²² = 84495347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 88689594 and 88689603.

It is not an unprimeable number, because it can be changed into a prime (88689659) 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, 14781606 + ... + 14781611.

It is an arithmetic number, because the mean of its divisors is an integer number (29563218).

Almost surely, 2^88689651 is an apocalyptic number.

88689651 is a deficient number, since it is larger than the sum of its proper divisors (29563221).

88689651 is a wasteful number, since it uses less digits than its factorization.

88689651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29563220.

The product of its digits is 829440, while the sum is 51.

The square root of 88689651 is about 9417.5183036722. The cubic root of 88689651 is about 445.9549429303.

The spelling of 88689651 in words is "eighty-eight million, six hundred eighty-nine thousand, six hundred fifty-one".