97999994 has 16 divisors (see below), whose sum is σ = 148392000. Its totient is φ = 48538464.

The previous prime is 97999949. The next prime is 98000027. The reversal of 97999994 is 49999979.

It is a self number, because there is not a number n which added to its sum of digits gives 97999994.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163307 + ... + 163905.

It is an arithmetic number, because the mean of its divisors is an integer number (9274500).

Almost surely, 2^97999994 is an apocalyptic number.

97999994 is a deficient number, since it is larger than the sum of its proper divisors (50392006).

97999994 is a wasteful number, since it uses less digits than its factorization.

97999994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237.

The product of its digits is 14880348, while the sum is 65.

The square root of 97999994 is about 9899.4946335659. The cubic root of 97999994 is about 461.0436197968.

The spelling of 97999994 in words is "ninety-seven million, nine hundred ninety-nine thousand, nine hundred ninety-four".