86460631 has 2 divisors, whose sum is σ = 86460632. Its totient is φ = 86460630.

The previous prime is 86460617. The next prime is 86460667. The reversal of 86460631 is 13606468.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86460631 - 2⁵ = 86460599 is a prime.

It is a super-2 number, since 2×86460631² = 14950881425836322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86466631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43230315 + 43230316.

It is an arithmetic number, because the mean of its divisors is an integer number (43230316).

Almost surely, 2^86460631 is an apocalyptic number.

86460631 is a deficient number, since it is larger than the sum of its proper divisors (1).

86460631 is an equidigital number, since it uses as much as digits as its factorization.

86460631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 86460631 is about 9298.4208874410. The cubic root of 86460631 is about 442.1871660800.

The spelling of 86460631 in words is "eighty-six million, four hundred sixty thousand, six hundred thirty-one".