86667516 has 48 divisors (see below), whose sum is σ = 241981600. Its totient is φ = 26666496.

The previous prime is 86667491. The next prime is 86667517. The reversal of 86667516 is 61576668.

It is a super-2 number, since 2×86667516² = 15022516659220512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86667517) 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, 29461 + ... + 32268.

Almost surely, 2^86667516 is an apocalyptic number.

It is an amenable number.

86667516 is an abundant number, since it is smaller than the sum of its proper divisors (155314084).

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

86667516 is a wasteful number, since it uses less digits than its factorization.

86667516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61755 (or 61747 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 86667516 is about 9309.5389789183. The cubic root of 86667516 is about 442.5395770404.

The spelling of 86667516 in words is "eighty-six million, six hundred sixty-seven thousand, five hundred sixteen".