86762690 has 32 divisors (see below), whose sum is σ = 180938880. Its totient is φ = 29337984.

The previous prime is 86762681. The next prime is 86762699. The reversal of 86762690 is 9626768.

It is an interprime number because it is at equal distance from previous prime (86762681) and next prime (86762699).

It is a super-2 number, since 2×86762690² = 15055528752072200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86762699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3380 + ... + 13599.

It is an arithmetic number, because the mean of its divisors is an integer number (5654340).

Almost surely, 2^86762690 is an apocalyptic number.

86762690 is an abundant number, since it is smaller than the sum of its proper divisors (94176190).

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

86762690 is a wasteful number, since it uses less digits than its factorization.

86762690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17066.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 86762690 is about 9314.6492150805. The cubic root of 86762690 is about 442.7015095062.

The spelling of 86762690 in words is "eighty-six million, seven hundred sixty-two thousand, six hundred ninety".