872533 has 2 divisors, whose sum is σ = 872534. Its totient is φ = 872532.

The previous prime is 872479. The next prime is 872549. The reversal of 872533 is 335278.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 439569 + 432964 = 663^2 + 658^2 .

It is a cyclic number.

It is not a de Polignac number, because 872533 - 2¹³ = 864341 is a prime.

It is a super-2 number, since 2×872533² = 1522627672178, which contains 22 as substring.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (872563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436266 + 436267.

It is an arithmetic number, because the mean of its divisors is an integer number (436267).

2⁸⁷²⁵³³ is an apocalyptic number.

It is an amenable number.

872533 is a deficient number, since it is larger than the sum of its proper divisors (1).

872533 is an equidigital number, since it uses as much as digits as its factorization.

872533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 28.

The square root of 872533 is about 934.0947489415. The cubic root of 872533 is about 95.5565849798.

The spelling of 872533 in words is "eight hundred seventy-two thousand, five hundred thirty-three".