86464507 has 2 divisors, whose sum is σ = 86464508. Its totient is φ = 86464506.

The previous prime is 86464493. The next prime is 86464517. The reversal of 86464507 is 70546468.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86464507 is a prime.

It is a super-2 number, since 2×86464507² = 14952221941506098, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86464507.

It is not a weakly prime, because it can be changed into another prime (86464517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43232253 + 43232254.

It is an arithmetic number, because the mean of its divisors is an integer number (43232254).

Almost surely, 2^86464507 is an apocalyptic number.

86464507 is a deficient number, since it is larger than the sum of its proper divisors (1).

86464507 is an equidigital number, since it uses as much as digits as its factorization.

86464507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 86464507 is about 9298.6293075915. The cubic root of 86464507 is about 442.1937736802.

The spelling of 86464507 in words is "eighty-six million, four hundred sixty-four thousand, five hundred seven".