797126456 has 64 divisors (see below), whose sum is σ = 1876262400. Its totient is φ = 309564288.

The previous prime is 797126431. The next prime is 797126461. The reversal of 797126456 is 654621797.

It is a self number, because there is not a number n which added to its sum of digits gives 797126456.

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, 8186 + ... + 40758.

It is an arithmetic number, because the mean of its divisors is an integer number (29316600).

Almost surely, 2^797126456 is an apocalyptic number.

797126456 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 797126456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (938131200).

797126456 is an abundant number, since it is smaller than the sum of its proper divisors (1079135944).

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

797126456 is a wasteful number, since it uses less digits than its factorization.

797126456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32628 (or 32624 counting only the distinct ones).

The product of its digits is 635040, while the sum is 47.

The square root of 797126456 is about 28233.4279888220. The cubic root of 797126456 is about 927.2049491242.

It can be divided in two parts, 79712 and 6456, that added together give a palindrome (86168).

The spelling of 797126456 in words is "seven hundred ninety-seven million, one hundred twenty-six thousand, four hundred fifty-six".