9900465 has 16 divisors (see below), whose sum is σ = 16530048. Its totient is φ = 5050496.

The previous prime is 9900461. The next prime is 9900467. The reversal of 9900465 is 5640099.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 9900465 - 2² = 9900461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9900461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14004 + ... + 14693.

It is an arithmetic number, because the mean of its divisors is an integer number (1033128).

Almost surely, 2^9900465 is an apocalyptic number.

It is an amenable number.

9900465 is a deficient number, since it is larger than the sum of its proper divisors (6629583).

9900465 is a wasteful number, since it uses less digits than its factorization.

9900465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28728.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 9900465 is about 3146.5004369935. The cubic root of 9900465 is about 214.7262786727.

The spelling of 9900465 in words is "nine million, nine hundred thousand, four hundred sixty-five".