99997104 has 40 divisors (see below), whose sum is σ = 267237360. Its totient is φ = 32182528.

The previous prime is 99997081. The next prime is 99997127. The reversal of 99997104 is 40179999.

It is an interprime number because it is at equal distance from previous prime (99997081) and next prime (99997127).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 34527 + ... + 37310.

It is an arithmetic number, because the mean of its divisors is an integer number (6680934).

Almost surely, 2^99997104 is an apocalyptic number.

It is an amenable number.

99997104 is an abundant number, since it is smaller than the sum of its proper divisors (167240256).

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

99997104 is a wasteful number, since it uses less digits than its factorization.

99997104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71877 (or 71871 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 48.

The square root of 99997104 is about 9999.8551989516. The cubic root of 99997104 is about 464.1544026376.

The spelling of 99997104 in words is "ninety-nine million, nine hundred ninety-seven thousand, one hundred four".