256265735 has 16 divisors (see below), whose sum is σ = 355210272. Its totient is φ = 175411200.

The previous prime is 256265717. The next prime is 256265741. The reversal of 256265735 is 537562652.

256265735 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 256265735 - 2¹⁴ = 256249351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 256265692 and 256265701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136106 + ... + 137975.

It is an arithmetic number, because the mean of its divisors is an integer number (22200642).

Almost surely, 2^256265735 is an apocalyptic number.

256265735 is a deficient number, since it is larger than the sum of its proper divisors (98944537).

256265735 is a wasteful number, since it uses less digits than its factorization.

256265735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274114.

The product of its digits is 378000, while the sum is 41.

The square root of 256265735 is about 16008.3020648662. The cubic root of 256265735 is about 635.1800469052.

The spelling of 256265735 in words is "two hundred fifty-six million, two hundred sixty-five thousand, seven hundred thirty-five".