818334772 has 24 divisors (see below), whose sum is σ = 1489429760. Its totient is φ = 393063840.

The previous prime is 818334761. The next prime is 818334799. The reversal of 818334772 is 277433818.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23304 + ... + 46687.

Almost surely, 2^818334772 is an apocalyptic number.

It is an amenable number.

818334772 is a deficient number, since it is larger than the sum of its proper divisors (671094988).

818334772 is a wasteful number, since it uses less digits than its factorization.

818334772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70111 (or 70109 counting only the distinct ones).

The product of its digits is 225792, while the sum is 43.

The square root of 818334772 is about 28606.5512077216. The cubic root of 818334772 is about 935.3561406501.

The spelling of 818334772 in words is "eight hundred eighteen million, three hundred thirty-four thousand, seven hundred seventy-two".