813027 has 8 divisors (see below), whose sum is σ = 1131264. Its totient is φ = 518408.

The previous prime is 813023. The next prime is 813041. The reversal of 813027 is 720318.

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

It is a cyclic number.

It is not a de Polignac number, because 813027 - 2² = 813023 is a prime.

It is a super-2 number, since 2×813027² = 1322025805458, which contains 22 as substring.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 812994 and 813012.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 813027.

It is not an unprimeable number, because it can be changed into a prime (813023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5823 + ... + 5960.

It is an arithmetic number, because the mean of its divisors is an integer number (141408).

2⁸¹³⁰²⁷ is an apocalyptic number.

813027 is a deficient number, since it is larger than the sum of its proper divisors (318237).

813027 is a wasteful number, since it uses less digits than its factorization.

813027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11809.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 813027 is about 901.6800984828. The cubic root of 813027 is about 93.3329492615.

The spelling of 813027 in words is "eight hundred thirteen thousand, twenty-seven".