818072 has 8 divisors (see below), whose sum is σ = 1533900. Its totient is φ = 409032.

The previous prime is 818021. The next prime is 818093. The reversal of 818072 is 270818.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51122 + ... + 51137.

2⁸¹⁸⁰⁷² is an apocalyptic number.

It is an amenable number.

818072 is a deficient number, since it is larger than the sum of its proper divisors (715828).

818072 is a wasteful number, since it uses less digits than its factorization.

818072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102265 (or 102261 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 818072 is about 904.4733274121. The cubic root of 818072 is about 93.5256013854.

The spelling of 818072 in words is "eight hundred eighteen thousand, seventy-two".