909378496 has 56 divisors (see below), whose sum is σ = 1952115984. Its totient is φ = 417822720.

The previous prime is 909378473. The next prime is 909378497. The reversal of 909378496 is 694873909.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (909378497) 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 7 ways as a sum of consecutive naturals, for example, 191511 + ... + 196201.

It is an arithmetic number, because the mean of its divisors is an integer number (34859214).

Almost surely, 2^909378496 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 909378496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (976057992).

909378496 is an abundant number, since it is smaller than the sum of its proper divisors (1042737488).

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

909378496 is a wasteful number, since it uses less digits than its factorization.

909378496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4949 (or 4939 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 55.

The square root of 909378496 is about 30155.9031700263. The cubic root of 909378496 is about 968.8314464662.

The spelling of 909378496 in words is "nine hundred nine million, three hundred seventy-eight thousand, four hundred ninety-six".