86653851 has 16 divisors (see below), whose sum is σ = 122505600. Its totient is φ = 54330048.

The previous prime is 86653823. The next prime is 86653877. The reversal of 86653851 is 15835668.

It is not a de Polignac number, because 86653851 - 2¹⁵ = 86621083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86658851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2455 + ... + 13391.

It is an arithmetic number, because the mean of its divisors is an integer number (7656600).

Almost surely, 2^86653851 is an apocalyptic number.

86653851 is a deficient number, since it is larger than the sum of its proper divisors (35851749).

86653851 is a wasteful number, since it uses less digits than its factorization.

86653851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11098.

The product of its digits is 172800, while the sum is 42.

The square root of 86653851 is about 9308.8050253510. The cubic root of 86653851 is about 442.5163171869.

The spelling of 86653851 in words is "eighty-six million, six hundred fifty-three thousand, eight hundred fifty-one".