99037040 has 20 divisors (see below), whose sum is σ = 230261304. Its totient is φ = 39614784.

The previous prime is 99037031. The next prime is 99037061. The reversal of 99037040 is 4073099.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 99036988 and 99037006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 618902 + ... + 619061.

Almost surely, 2^99037040 is an apocalyptic number.

It is an amenable number.

99037040 is an abundant number, since it is smaller than the sum of its proper divisors (131224264).

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

99037040 is a wasteful number, since it uses less digits than its factorization.

99037040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237976 (or 1237970 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 99037040 is about 9951.7355270325. The cubic root of 99037040 is about 462.6641871414.

The spelling of 99037040 in words is "ninety-nine million, thirty-seven thousand, forty".