99904467 has 8 divisors (see below), whose sum is σ = 143452624. Its totient is φ = 61479648.

The previous prime is 99904463. The next prime is 99904487. The reversal of 99904467 is 76440999.

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

It is not a de Polignac number, because 99904467 - 2² = 99904463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99904463) 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 7 ways as a sum of consecutive naturals, for example, 1280788 + ... + 1280865.

It is an arithmetic number, because the mean of its divisors is an integer number (17931578).

Almost surely, 2^99904467 is an apocalyptic number.

99904467 is a deficient number, since it is larger than the sum of its proper divisors (43548157).

99904467 is a wasteful number, since it uses less digits than its factorization.

99904467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2561669.

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 99904467 is about 9995.2222086355. Note that the first 4 decimals coincide. The cubic root of 99904467 is about 464.0110279657.

The spelling of 99904467 in words is "ninety-nine million, nine hundred four thousand, four hundred sixty-seven".