99904363 has 4 divisors (see below), whose sum is σ = 107589328. Its totient is φ = 92219400.

The previous prime is 99904349. The next prime is 99904367. The reversal of 99904363 is 36340999.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36340999 = 181 ⋅200779.

It is not a de Polignac number, because 99904363 - 2¹⁷ = 99773291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99904367) 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, 3842463 + ... + 3842488.

It is an arithmetic number, because the mean of its divisors is an integer number (26897332).

Almost surely, 2^99904363 is an apocalyptic number.

99904363 is a deficient number, since it is larger than the sum of its proper divisors (7684965).

99904363 is a wasteful number, since it uses less digits than its factorization.

99904363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7684964.

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 99904363 is about 9995.2170061485. The cubic root of 99904363 is about 464.0108669547.

The spelling of 99904363 in words is "ninety-nine million, nine hundred four thousand, three hundred sixty-three".