99000837 has 12 divisors (see below), whose sum is σ = 154001484. Its totient is φ = 60923520.

The previous prime is 99000817. The next prime is 99000851. The reversal of 99000837 is 73800099.

It can be written as a sum of positive squares in 2 ways, for example, as 64496961 + 34503876 = 8031^2 + 5874^2 .

It is not a de Polignac number, because 99000837 - 2⁸ = 99000581 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99000817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 422964 + ... + 423197.

It is an arithmetic number, because the mean of its divisors is an integer number (12833457).

Almost surely, 2^99000837 is an apocalyptic number.

It is an amenable number.

99000837 is a deficient number, since it is larger than the sum of its proper divisors (55000647).

99000837 is a wasteful number, since it uses less digits than its factorization.

99000837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846180 (or 846177 counting only the distinct ones).

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

The square root of 99000837 is about 9949.9164318099. The cubic root of 99000837 is about 462.6078046238.

The spelling of 99000837 in words is "ninety-nine million, eight hundred thirty-seven", and thus it is an aban number.