867572 has 12 divisors (see below), whose sum is σ = 1535940. Its totient is φ = 428736.

The previous prime is 867571. The next prime is 867577. The reversal of 867572 is 275768.

It can be written as a sum of positive squares in 2 ways, for example, as 524176 + 343396 = 724^2 + 586^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867571) 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, 863 + ... + 1574.

It is an arithmetic number, because the mean of its divisors is an integer number (127995).

2⁸⁶⁷⁵⁷² is an apocalyptic number.

It is an amenable number.

867572 is a deficient number, since it is larger than the sum of its proper divisors (668368).

867572 is a wasteful number, since it uses less digits than its factorization.

867572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530 (or 2528 counting only the distinct ones).

The product of its digits is 23520, while the sum is 35.

The square root of 867572 is about 931.4354513330. The cubic root of 867572 is about 95.3751372022.

The spelling of 867572 in words is "eight hundred sixty-seven thousand, five hundred seventy-two".