804572 has 12 divisors (see below), whose sum is σ = 1428336. Its totient is φ = 396480.

The previous prime is 804571. The next prime is 804577. The reversal of 804572 is 275408.

804572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×804572² = 1294672206368, which contains 22 as substring.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1133 + ... + 1700.

It is an arithmetic number, because the mean of its divisors is an integer number (119028).

2⁸⁰⁴⁵⁷² is an apocalyptic number.

It is an amenable number.

804572 is a deficient number, since it is larger than the sum of its proper divisors (623764).

804572 is a wasteful number, since it uses less digits than its factorization.

804572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2908 (or 2906 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 804572 is about 896.9793754597. The cubic root of 804572 is about 93.0082853835.

Subtracting from 804572 its sum of digits (26), we obtain a triangular number (804546 = T₁₂₆₈).

The spelling of 804572 in words is "eight hundred four thousand, five hundred seventy-two".