9900037 has 4 divisors (see below), whose sum is σ = 11314336. Its totient is φ = 8485740.

The previous prime is 9899999. The next prime is 9900047. The reversal of 9900037 is 7300099.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9900037 - 2²³ = 1511429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9899978 and 9900014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9900047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707139 + ... + 707152.

It is an arithmetic number, because the mean of its divisors is an integer number (2828584).

Almost surely, 2^9900037 is an apocalyptic number.

It is an amenable number.

9900037 is a deficient number, since it is larger than the sum of its proper divisors (1414299).

9900037 is a wasteful number, since it uses less digits than its factorization.

9900037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414298.

The product of its (nonzero) digits is 1701, while the sum is 28.

The square root of 9900037 is about 3146.4324241909. The cubic root of 9900037 is about 214.7231844015.

The spelling of 9900037 in words is "nine million, nine hundred thousand, thirty-seven".