818497468 has 6 divisors (see below), whose sum is σ = 1432370576. Its totient is φ = 409248732.

The previous prime is 818497429. The next prime is 818497513. The reversal of 818497468 is 864794818.

It is a happy number.

818497468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×818497468² = 1339876210244822048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102312180 + ... + 102312187.

Almost surely, 2^818497468 is an apocalyptic number.

It is an amenable number.

818497468 is a deficient number, since it is larger than the sum of its proper divisors (613873108).

818497468 is a wasteful number, since it uses less digits than its factorization.

818497468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204624371 (or 204624369 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 55.

The square root of 818497468 is about 28609.3947506759. The cubic root of 818497468 is about 935.4181236852.

The spelling of 818497468 in words is "eight hundred eighteen million, four hundred ninety-seven thousand, four hundred sixty-eight".