86625913 has 8 divisors (see below), whose sum is σ = 95338656. Its totient is φ = 78052800.

The previous prime is 86625899. The next prime is 86625919. The reversal of 86625913 is 31952668.

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 86625913 - 2⁵ = 86625881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86625919) 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, 33603 + ... + 36088.

It is an arithmetic number, because the mean of its divisors is an integer number (11917332).

Almost surely, 2^86625913 is an apocalyptic number.

It is an amenable number.

86625913 is a deficient number, since it is larger than the sum of its proper divisors (8712743).

86625913 is a wasteful number, since it uses less digits than its factorization.

86625913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69815.

The product of its digits is 77760, while the sum is 40.

The square root of 86625913 is about 9307.3042821216. The cubic root of 86625913 is about 442.4687549624.

The spelling of 86625913 in words is "eighty-six million, six hundred twenty-five thousand, nine hundred thirteen".