799278456 has 32 divisors (see below), whose sum is σ = 2062656000. Its totient is φ = 257831520.

The previous prime is 799278449. The next prime is 799278499. The reversal of 799278456 is 654872997.

It is a junction number, because it is equal to n+sod(n) for n = 799278396 and 799278405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536406 + ... + 537893.

It is an arithmetic number, because the mean of its divisors is an integer number (64458000).

Almost surely, 2^799278456 is an apocalyptic number.

It is an amenable number.

799278456 is an abundant number, since it is smaller than the sum of its proper divisors (1263377544).

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

799278456 is a wasteful number, since it uses less digits than its factorization.

799278456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074339 (or 1074335 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 57.

The square root of 799278456 is about 28271.5131537030. The cubic root of 799278456 is about 928.0385902254.

The spelling of 799278456 in words is "seven hundred ninety-nine million, two hundred seventy-eight thousand, four hundred fifty-six".