86958998 has 16 divisors (see below), whose sum is σ = 155554560. Its totient is φ = 35647656.

The previous prime is 86958983. The next prime is 86959009. The reversal of 86958998 is 89985968.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 86958998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134708 + ... + 135351.

It is an arithmetic number, because the mean of its divisors is an integer number (9722160).

Almost surely, 2^86958998 is an apocalyptic number.

86958998 is a deficient number, since it is larger than the sum of its proper divisors (68595562).

86958998 is a wasteful number, since it uses less digits than its factorization.

86958998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270091.

The product of its digits is 11197440, while the sum is 62.

The square root of 86958998 is about 9325.1808561550. The cubic root of 86958998 is about 443.0351413404.

The spelling of 86958998 in words is "eighty-six million, nine hundred fifty-eight thousand, nine hundred ninety-eight".