86839357 has 8 divisors (see below), whose sum is σ = 94974912. Its totient is φ = 78744000.

The previous prime is 86839351. The next prime is 86839411. The reversal of 86839357 is 75393868.

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 86839357 - 2⁷ = 86839229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86839357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86839351) 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, 5433 + ... + 14254.

It is an arithmetic number, because the mean of its divisors is an integer number (11871864).

Almost surely, 2^86839357 is an apocalyptic number.

It is an amenable number.

86839357 is a deficient number, since it is larger than the sum of its proper divisors (8135555).

86839357 is a wasteful number, since it uses less digits than its factorization.

86839357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20099.

The product of its digits is 1088640, while the sum is 49.

The square root of 86839357 is about 9318.7637055567. The cubic root of 86839357 is about 442.8318673994.

The spelling of 86839357 in words is "eighty-six million, eight hundred thirty-nine thousand, three hundred fifty-seven".