537256 has 8 divisors (see below), whose sum is σ = 1007370. Its totient is φ = 268624.

The previous prime is 537241. The next prime is 537269. The reversal of 537256 is 652735.

It can be written as a sum of positive squares in only one way, i.e., 532900 + 4356 = 730^2 + 66^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a d-powerful number, because it can be written as 5³ + 3¹² + 2⁷ + 7⁴ + 5⁵ + 6² .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33571 + ... + 33586.

2⁵³⁷²⁵⁶ is an apocalyptic number.

It is an amenable number.

537256 is a deficient number, since it is larger than the sum of its proper divisors (470114).

537256 is a wasteful number, since it uses less digits than its factorization.

537256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67163 (or 67159 counting only the distinct ones).

The product of its digits is 6300, while the sum is 28.

The square root of 537256 is about 732.9774894224. The cubic root of 537256 is about 81.2943615735.

The spelling of 537256 in words is "five hundred thirty-seven thousand, two hundred fifty-six".