99047407 has 16 divisors (see below), whose sum is σ = 106100928. Its totient is φ = 92252160.

The previous prime is 99047357. The next prime is 99047419. The reversal of 99047407 is 70474099.

It is a cyclic number.

It is not a de Polignac number, because 99047407 - 2⁷ = 99047279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99047407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99047107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235057 + ... + 235477.

It is an arithmetic number, because the mean of its divisors is an integer number (6631308).

Almost surely, 2^99047407 is an apocalyptic number.

99047407 is a deficient number, since it is larger than the sum of its proper divisors (7053521).

99047407 is a wasteful number, since it uses less digits than its factorization.

99047407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 99047407 is about 9952.2563773247. The cubic root of 99047407 is about 462.6803301666.

The spelling of 99047407 in words is "ninety-nine million, forty-seven thousand, four hundred seven".