99399552 has 64 divisors (see below), whose sum is σ = 301756800. Its totient is φ = 28399104.

The previous prime is 99399551. The next prime is 99399563. The reversal of 99399552 is 25599399.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 99399495 and 99399504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99399551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15802 + ... + 21177.

It is an arithmetic number, because the mean of its divisors is an integer number (4714950).

Almost surely, 2^99399552 is an apocalyptic number.

It is an amenable number.

99399552 is an abundant number, since it is smaller than the sum of its proper divisors (202357248).

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

99399552 is a wasteful number, since it uses less digits than its factorization.

99399552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37003 (or 36991 counting only the distinct ones).

The product of its digits is 984150, while the sum is 51.

The square root of 99399552 is about 9969.9323969624. The cubic root of 99399552 is about 463.2280068139.

It can be divided in two parts, 9939 and 9552, that added together give a palindrome (19491).

The spelling of 99399552 in words is "ninety-nine million, three hundred ninety-nine thousand, five hundred fifty-two".