792721740 has 72 divisors (see below), whose sum is σ = 2268230832. Its totient is φ = 206860160.

The previous prime is 792721723. The next prime is 792721751. The reversal of 792721740 is 47127297.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129550 + ... + 135530.

It is an arithmetic number, because the mean of its divisors is an integer number (31503206).

Almost surely, 2^792721740 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 792721740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1134115416).

792721740 is an abundant number, since it is smaller than the sum of its proper divisors (1475509092).

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

792721740 is a wasteful number, since it uses less digits than its factorization.

792721740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6087 (or 6038 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 39.

The square root of 792721740 is about 28155.3145960048. The cubic root of 792721740 is about 925.4939616400.

The spelling of 792721740 in words is "seven hundred ninety-two million, seven hundred twenty-one thousand, seven hundred forty".