818428034 has 8 divisors (see below), whose sum is σ = 1231160700. Its totient is φ = 408041136.

The previous prime is 818428007. The next prime is 818428043. The reversal of 818428034 is 430824818.

It can be written as a sum of positive squares in 2 ways, for example, as 781034809 + 37393225 = 27947^2 + 6115^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon 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, 585569 + ... + 586964.

Almost surely, 2^818428034 is an apocalyptic number.

818428034 is a deficient number, since it is larger than the sum of its proper divisors (412732666).

818428034 is a wasteful number, since it uses less digits than its factorization.

818428034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172884.

The product of its (nonzero) digits is 49152, while the sum is 38.

The square root of 818428034 is about 28608.1812424348. The cubic root of 818428034 is about 935.3916721032.

The spelling of 818428034 in words is "eight hundred eighteen million, four hundred twenty-eight thousand, thirty-four".