796420440 has 96 divisors (see below), whose sum is σ = 2615165280. Its totient is φ = 210180096.

The previous prime is 796420439. The next prime is 796420459. The reversal of 796420440 is 44024697.

796420440 is a `hidden beast` number, since 7 + 9 + 642 + 0 + 4 + 4 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 796420395 and 796420404.

It is a congruent number.

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, 23517 + ... + 46323.

It is an arithmetic number, because the mean of its divisors is an integer number (27241305).

Almost surely, 2^796420440 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 796420440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1307582640).

796420440 is an abundant number, since it is smaller than the sum of its proper divisors (1818744840).

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

796420440 is a wasteful number, since it uses less digits than its factorization.

796420440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22921 (or 22914 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 796420440 is about 28220.9220260430. The cubic root of 796420440 is about 926.9311260330.

The spelling of 796420440 in words is "seven hundred ninety-six million, four hundred twenty thousand, four hundred forty".