255252736 has 18 divisors (see below), whose sum is σ = 509508902. Its totient is φ = 127626240.

The previous prime is 255252727. The next prime is 255252737. The reversal of 255252736 is 637252552.

It can be written as a sum of positive squares in only one way, i.e., 253446400 + 1806336 = 15920^2 + 1344^2 .

It is a junction number, because it is equal to n+sod(n) for n = 255252695 and 255252704.

It is not an unprimeable number, because it can be changed into a prime (255252737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498285 + ... + 498796.

Almost surely, 2^255252736 is an apocalyptic number.

It is an amenable number.

255252736 is a deficient number, since it is larger than the sum of its proper divisors (254256166).

255252736 is an frugal number, since it uses more digits than its factorization.

255252736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997097 (or 997083 counting only the distinct ones).

The product of its digits is 126000, while the sum is 37.

The square root of 255252736 is about 15976.6309339610. The cubic root of 255252736 is about 634.3420021857.

The spelling of 255252736 in words is "two hundred fifty-five million, two hundred fifty-two thousand, seven hundred thirty-six".