99970994 has 8 divisors (see below), whose sum is σ = 150001200. Its totient is φ = 49970596.

The previous prime is 99970993. The next prime is 99971017. The reversal of 99970994 is 49907999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (99970993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5297 + ... + 15099.

It is an arithmetic number, because the mean of its divisors is an integer number (18750150).

Almost surely, 2^99970994 is an apocalyptic number.

99970994 is a deficient number, since it is larger than the sum of its proper divisors (50030206).

99970994 is a wasteful number, since it uses less digits than its factorization.

99970994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14904.

The product of its (nonzero) digits is 1653372, while the sum is 56.

The square root of 99970994 is about 9998.5495948162. The cubic root of 99970994 is about 464.1140010462.

The spelling of 99970994 in words is "ninety-nine million, nine hundred seventy thousand, nine hundred ninety-four".