99038700 has 90 divisors (see below), whose sum is σ = 321070596. Its totient is φ = 26408160.

The previous prime is 99038689. The next prime is 99038711. The reversal of 99038700 is 783099.

It is an interprime number because it is at equal distance from previous prime (99038689) and next prime (99038711).

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 29 ways as a sum of consecutive naturals, for example, 1987 + ... + 14213.

Almost surely, 2^99038700 is an apocalyptic number.

99038700 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99038700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160535298).

99038700 is an abundant number, since it is smaller than the sum of its proper divisors (222031896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99038700 is a wasteful number, since it uses less digits than its factorization.

99038700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12253 (or 12237 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 99038700 is about 9951.8189292209. The cubic root of 99038700 is about 462.6667720943. Note that the first 3 decimals are identical.

The spelling of 99038700 in words is "ninety-nine million, thirty-eight thousand, seven hundred".