306798976 has 64 divisors (see below), whose sum is σ = 670813200. Its totient is φ = 138608640.

The previous prime is 306798953. The next prime is 306798977. The reversal of 306798976 is 679897603.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×306798976² = 188251223349297152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306798977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271180 + ... + 272308.

Almost surely, 2^306798976 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 306798976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (335406600).

306798976 is an abundant number, since it is smaller than the sum of its proper divisors (364014224).

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

306798976 is a wasteful number, since it uses less digits than its factorization.

306798976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347 (or 1335 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 55.

The square root of 306798976 is about 17515.6780057182. The cubic root of 306798976 is about 674.4523961060.

The spelling of 306798976 in words is "three hundred six million, seven hundred ninety-eight thousand, nine hundred seventy-six".