86133747 has 16 divisors (see below), whose sum is σ = 138972672. Its totient is φ = 46323840.

The previous prime is 86133739. The next prime is 86133763. The reversal of 86133747 is 74733168.

It is not a de Polignac number, because 86133747 - 2³ = 86133739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86133727) 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, 120279 + ... + 120992.

It is an arithmetic number, because the mean of its divisors is an integer number (8685792).

Almost surely, 2^86133747 is an apocalyptic number.

86133747 is a deficient number, since it is larger than the sum of its proper divisors (52838925).

86133747 is a wasteful number, since it uses less digits than its factorization.

86133747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241298.

The product of its digits is 84672, while the sum is 39.

The square root of 86133747 is about 9280.8268489397. The cubic root of 86133747 is about 441.6291994007.

The spelling of 86133747 in words is "eighty-six million, one hundred thirty-three thousand, seven hundred forty-seven".