797765312 has 56 divisors (see below), whose sum is σ = 1670761200. Its totient is φ = 376897536.

The previous prime is 797765299. The next prime is 797765347. The reversal of 797765312 is 213567797.

It is a super-3 number, since 3×797765312³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691328 + ... + 692480.

Almost surely, 2^797765312 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 797765312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (835380600).

797765312 is an abundant number, since it is smaller than the sum of its proper divisors (872995888).

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

797765312 is a wasteful number, since it uses less digits than its factorization.

797765312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753 (or 1743 counting only the distinct ones).

The product of its digits is 555660, while the sum is 47.

The square root of 797765312 is about 28244.7395456216. The cubic root of 797765312 is about 927.4525853952.

The spelling of 797765312 in words is "seven hundred ninety-seven million, seven hundred sixty-five thousand, three hundred twelve".