797427252 has 18 divisors (see below), whose sum is σ = 2015718978. Its totient is φ = 265809072.

The previous prime is 797427247. The next prime is 797427263. The reversal of 797427252 is 252724797.

It can be written as a sum of positive squares in only one way, i.e., 774731556 + 22695696 = 27834^2 + 4764^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 797427198 and 797427207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11075343 + ... + 11075414.

Almost surely, 2^797427252 is an apocalyptic number.

It is an amenable number.

797427252 is an abundant number, since it is smaller than the sum of its proper divisors (1218291726).

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

797427252 is a wasteful number, since it uses less digits than its factorization.

797427252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22150767 (or 22150762 counting only the distinct ones).

The product of its digits is 493920, while the sum is 45.

The square root of 797427252 is about 28238.7544342876. The cubic root of 797427252 is about 927.3215615154.

The spelling of 797427252 in words is "seven hundred ninety-seven million, four hundred twenty-seven thousand, two hundred fifty-two".