256034530 has 16 divisors (see below), whose sum is σ = 461168640. Its totient is φ = 102345712.

The previous prime is 256034503. The next prime is 256034539. The reversal of 256034530 is 35430652.

256034530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (256034539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8991 + ... + 24349.

It is an arithmetic number, because the mean of its divisors is an integer number (28823040).

Almost surely, 2^256034530 is an apocalyptic number.

256034530 is a deficient number, since it is larger than the sum of its proper divisors (205134110).

256034530 is a wasteful number, since it uses less digits than its factorization.

256034530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17033.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 256034530 is about 16001.0790261157. The cubic root of 256034530 is about 634.9889679196.

The spelling of 256034530 in words is "two hundred fifty-six million, thirty-four thousand, five hundred thirty".