256410598 has 4 divisors (see below), whose sum is σ = 384615900. Its totient is φ = 128205298.

The previous prime is 256410589. The next prime is 256410611. The reversal of 256410598 is 895014652.

256410598 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 256410598.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64102648 + ... + 64102651.

It is an arithmetic number, because the mean of its divisors is an integer number (96153975).

Almost surely, 2^256410598 is an apocalyptic number.

256410598 is a deficient number, since it is larger than the sum of its proper divisors (128205302).

256410598 is a wasteful number, since it uses less digits than its factorization.

256410598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128205301.

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 256410598 is about 16012.8260466415. The cubic root of 256410598 is about 635.2997101323.

The spelling of 256410598 in words is "two hundred fifty-six million, four hundred ten thousand, five hundred ninety-eight".