900969664 has 84 divisors (see below), whose sum is σ = 2189363160. Its totient is φ = 365783040.

The previous prime is 900969653. The next prime is 900969691. The reversal of 900969664 is 466969009.

It is a happy number.

900969664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52024 + ... + 67144.

Almost surely, 2^900969664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 900969664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1094681580).

900969664 is an abundant number, since it is smaller than the sum of its proper divisors (1288393496).

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

900969664 is a wasteful number, since it uses less digits than its factorization.

900969664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15166 (or 15149 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 49.

The square root of 900969664 is about 30016.1567160088. The cubic root of 900969664 is about 965.8360010047.

The spelling of 900969664 in words is "nine hundred million, nine hundred sixty-nine thousand, six hundred sixty-four".