86986722 has 32 divisors (see below), whose sum is σ = 185861952. Its totient is φ = 27044864.

The previous prime is 86986699. The next prime is 86986723. The reversal of 86986722 is 22768968.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (86986723) 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, 7753 + ... + 15299.

It is an arithmetic number, because the mean of its divisors is an integer number (5808186).

Almost surely, 2^86986722 is an apocalyptic number.

86986722 is an abundant number, since it is smaller than the sum of its proper divisors (98875230).

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

86986722 is a wasteful number, since it uses less digits than its factorization.

86986722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7682.

The product of its digits is 580608, while the sum is 48.

The square root of 86986722 is about 9326.6672504169. The cubic root of 86986722 is about 443.0822187043.

The spelling of 86986722 in words is "eighty-six million, nine hundred eighty-six thousand, seven hundred twenty-two".