255765436 has 12 divisors (see below), whose sum is σ = 454927480. Its totient is φ = 125786160.

The previous prime is 255765409. The next prime is 255765473. The reversal of 255765436 is 634567552.

It is a junction number, because it is equal to n+sod(n) for n = 255765392 and 255765401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 523866 + ... + 524353.

Almost surely, 2^255765436 is an apocalyptic number.

It is an amenable number.

255765436 is a deficient number, since it is larger than the sum of its proper divisors (199162044).

255765436 is a wasteful number, since it uses less digits than its factorization.

255765436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048284 (or 1048282 counting only the distinct ones).

The product of its digits is 756000, while the sum is 43.

The square root of 255765436 is about 15992.6681951449. The cubic root of 255765436 is about 634.7664307241.

The spelling of 255765436 in words is "two hundred fifty-five million, seven hundred sixty-five thousand, four hundred thirty-six".