86312722 has 8 divisors (see below), whose sum is σ = 129571200. Its totient is φ = 43122324.

The previous prime is 86312713. The next prime is 86312731. The reversal of 86312722 is 22721368.

It is an interprime number because it is at equal distance from previous prime (86312713) and next prime (86312731).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13722 + ... + 18997.

It is an arithmetic number, because the mean of its divisors is an integer number (16196400).

Almost surely, 2^86312722 is an apocalyptic number.

86312722 is a deficient number, since it is larger than the sum of its proper divisors (43258478).

86312722 is a wasteful number, since it uses less digits than its factorization.

86312722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34040.

The product of its digits is 8064, while the sum is 31.

The square root of 86312722 is about 9290.4640357735. The cubic root of 86312722 is about 441.9348709344.

The spelling of 86312722 in words is "eighty-six million, three hundred twelve thousand, seven hundred twenty-two".