9900755 has 8 divisors (see below), whose sum is σ = 11924592. Its totient is φ = 7891488.

The previous prime is 9900733. The next prime is 9900757. The reversal of 9900755 is 5570099.

9900755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9900755 - 2¹⁰ = 9899731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9900757) 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, 2084 + ... + 4913.

It is an arithmetic number, because the mean of its divisors is an integer number (1490574).

Almost surely, 2^9900755 is an apocalyptic number.

9900755 is a deficient number, since it is larger than the sum of its proper divisors (2023837).

9900755 is a wasteful number, since it uses less digits than its factorization.

9900755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7285.

The product of its (nonzero) digits is 14175, while the sum is 35.

The square root of 9900755 is about 3146.5465195989. The cubic root of 9900755 is about 214.7283752077.

The spelling of 9900755 in words is "nine million, nine hundred thousand, seven hundred fifty-five".