810272 has 12 divisors (see below), whose sum is σ = 1595286. Its totient is φ = 405120.

The previous prime is 810269. The next prime is 810281. The reversal of 810272 is 272018.

It can be written as a sum of positive squares in only one way, i.e., 583696 + 226576 = 764^2 + 476^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 810272.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12629 + ... + 12692.

2⁸¹⁰²⁷² is an apocalyptic number.

It is an amenable number.

810272 is a deficient number, since it is larger than the sum of its proper divisors (785014).

810272 is a wasteful number, since it uses less digits than its factorization.

810272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25331 (or 25323 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 810272 is about 900.1510984274. The cubic root of 810272 is about 93.2274081744.

The spelling of 810272 in words is "eight hundred ten thousand, two hundred seventy-two".