99000052 has 6 divisors (see below), whose sum is σ = 173250098. Its totient is φ = 49500024.

The previous prime is 99000047. The next prime is 99000059. The reversal of 99000052 is 25000099.

It can be written as a sum of positive squares in only one way, i.e., 84529636 + 14470416 = 9194^2 + 3804^2 .

It is a junction number, because it is equal to n+sod(n) for n = 98999990 and 99000026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99000059) 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 as a sum of consecutive naturals, namely, 12375003 + ... + 12375010.

Almost surely, 2^99000052 is an apocalyptic number.

It is an amenable number.

99000052 is a deficient number, since it is larger than the sum of its proper divisors (74250046).

99000052 is a wasteful number, since it uses less digits than its factorization.

99000052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24750017 (or 24750015 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 99000052 is about 9949.8769841642. The cubic root of 99000052 is about 462.6065819133.

The spelling of 99000052 in words is "ninety-nine million, fifty-two", and thus it is an aban number and an uban number.