86772552 has 16 divisors (see below), whose sum is σ = 216931440. Its totient is φ = 28924176.

The previous prime is 86772551. The next prime is 86772661. The reversal of 86772552 is 25527768.

It is not an unprimeable number, because it can be changed into a prime (86772551) 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, 1807738 + ... + 1807785.

It is an arithmetic number, because the mean of its divisors is an integer number (13558215).

Almost surely, 2^86772552 is an apocalyptic number.

It is an amenable number.

86772552 is an abundant number, since it is smaller than the sum of its proper divisors (130158888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86772552 is a wasteful number, since it uses less digits than its factorization.

86772552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615532 (or 3615528 counting only the distinct ones).

The product of its digits is 235200, while the sum is 42.

The square root of 86772552 is about 9315.1785812189. The cubic root of 86772552 is about 442.7182822952.

The spelling of 86772552 in words is "eighty-six million, seven hundred seventy-two thousand, five hundred fifty-two".