99884901 has 4 divisors (see below), whose sum is σ = 133179872. Its totient is φ = 66589932.

The previous prime is 99884893. The next prime is 99884923. The reversal of 99884901 is 10948899.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 99884901 - 2³ = 99884893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99882901) 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, 16647481 + ... + 16647486.

It is an arithmetic number, because the mean of its divisors is an integer number (33294968).

Almost surely, 2^99884901 is an apocalyptic number.

It is an amenable number.

99884901 is a deficient number, since it is larger than the sum of its proper divisors (33294971).

99884901 is a wasteful number, since it uses less digits than its factorization.

99884901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33294970.

The product of its (nonzero) digits is 186624, while the sum is 48.

The square root of 99884901 is about 9994.2433930738. The cubic root of 99884901 is about 463.9807342501.

The spelling of 99884901 in words is "ninety-nine million, eight hundred eighty-four thousand, nine hundred one".