9900735 has 16 divisors (see below), whose sum is σ = 17060064. Its totient is φ = 4874112.

The previous prime is 9900733. The next prime is 9900757. The reversal of 9900735 is 5370099.

It is not a de Polignac number, because 9900735 - 2¹ = 9900733 is a prime.

9900735 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9900696 and 9900705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9900733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25192 + ... + 25581.

It is an arithmetic number, because the mean of its divisors is an integer number (1066254).

Almost surely, 2^9900735 is an apocalyptic number.

9900735 is a deficient number, since it is larger than the sum of its proper divisors (7159329).

9900735 is a wasteful number, since it uses less digits than its factorization.

9900735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50794.

The product of its (nonzero) digits is 8505, while the sum is 33.

The square root of 9900735 is about 3146.5433415099. The cubic root of 9900735 is about 214.7282306204.

The spelling of 9900735 in words is "nine million, nine hundred thousand, seven hundred thirty-five".