99039974 has 8 divisors (see below), whose sum is σ = 162065448. Its totient is φ = 45018160.

The previous prime is 99039973. The next prime is 99039979. The reversal of 99039974 is 47993099.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99039973) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2250887 + ... + 2250930.

It is an arithmetic number, because the mean of its divisors is an integer number (20258181).

Almost surely, 2^99039974 is an apocalyptic number.

99039974 is a deficient number, since it is larger than the sum of its proper divisors (63025474).

99039974 is a wasteful number, since it uses less digits than its factorization.

99039974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4501830.

The product of its (nonzero) digits is 551124, while the sum is 50.

The square root of 99039974 is about 9951.8829374144. The cubic root of 99039974 is about 462.6687559483.

The spelling of 99039974 in words is "ninety-nine million, thirty-nine thousand, nine hundred seventy-four".