797840496 has 80 divisors (see below), whose sum is σ = 2304019200. Its totient is φ = 264330432.

The previous prime is 797840479. The next prime is 797840567. The reversal of 797840496 is 694048797.

It is a happy number.

797840496 is a `hidden beast` number, since 79 + 7 + 84 + 0 + 496 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 66615 + ... + 77673.

It is an arithmetic number, because the mean of its divisors is an integer number (28800240).

Almost surely, 2^797840496 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 797840496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1152009600).

797840496 is an abundant number, since it is smaller than the sum of its proper divisors (1506178704).

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

797840496 is a wasteful number, since it uses less digits than its factorization.

797840496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11243 (or 11231 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 797840496 is about 28246.0704523656. The cubic root of 797840496 is about 927.4817198636.

The spelling of 797840496 in words is "seven hundred ninety-seven million, eight hundred forty thousand, four hundred ninety-six".