790421760 has 144 divisors (see below), whose sum is σ = 2805022080. Its totient is φ = 210769920.

The previous prime is 790421759. The next prime is 790421773. The reversal of 790421760 is 67124097.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23125 + ... + 45995.

It is an arithmetic number, because the mean of its divisors is an integer number (19479320).

Almost surely, 2^790421760 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 790421760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1402511040).

790421760 is an abundant number, since it is smaller than the sum of its proper divisors (2014600320).

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

790421760 is a wasteful number, since it uses less digits than its factorization.

790421760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22901 (or 22881 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 790421760 is about 28114.4404176928. The cubic root of 790421760 is about 924.5980274361.

The spelling of 790421760 in words is "seven hundred ninety million, four hundred twenty-one thousand, seven hundred sixty".