797490164 has 12 divisors (see below), whose sum is σ = 1398030564. Its totient is φ = 398052864.

The previous prime is 797490151. The next prime is 797490203. The reversal of 797490164 is 461094797.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 757900900 + 39589264 = 27530^2 + 6292^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170459 + ... + 175074.

It is an arithmetic number, because the mean of its divisors is an integer number (116502547).

Almost surely, 2^797490164 is an apocalyptic number.

It is an amenable number.

797490164 is a deficient number, since it is larger than the sum of its proper divisors (600540400).

797490164 is a wasteful number, since it uses less digits than its factorization.

797490164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346114 (or 346112 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 797490164 is about 28239.8683424693. The cubic root of 797490164 is about 927.3459474890.

The spelling of 797490164 in words is "seven hundred ninety-seven million, four hundred ninety thousand, one hundred sixty-four".