256298414 has 8 divisors (see below), whose sum is σ = 385816608. Its totient is φ = 127692880.

The previous prime is 256298411. The next prime is 256298423. The reversal of 256298414 is 414892652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256298411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227462 + ... + 228585.

It is an arithmetic number, because the mean of its divisors is an integer number (48227076).

Almost surely, 2^256298414 is an apocalyptic number.

256298414 is a deficient number, since it is larger than the sum of its proper divisors (129518194).

256298414 is a wasteful number, since it uses less digits than its factorization.

256298414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456330.

The product of its digits is 138240, while the sum is 41.

The square root of 256298414 is about 16009.3227214645. The cubic root of 256298414 is about 635.2070451387.

It can be divided in two parts, 25629 and 8414, that added together give a palindrome (34043).

The spelling of 256298414 in words is "two hundred fifty-six million, two hundred ninety-eight thousand, four hundred fourteen".