909798912 has 320 divisors, whose sum is σ = 3048376320. Its totient is φ = 265420800.

The previous prime is 909798893. The next prime is 909798959. The reversal of 909798912 is 219897909.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4713888 + ... + 4714080.

It is an arithmetic number, because the mean of its divisors is an integer number (9526176).

Almost surely, 2^909798912 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 909798912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1524188160).

909798912 is an abundant number, since it is smaller than the sum of its proper divisors (2138577408).

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

909798912 is a wasteful number, since it uses less digits than its factorization.

909798912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 54.

The square root of 909798912 is about 30162.8730727031. The cubic root of 909798912 is about 968.9807240556.

The spelling of 909798912 in words is "nine hundred nine million, seven hundred ninety-eight thousand, nine hundred twelve".