256414373 has 8 divisors (see below), whose sum is σ = 268191168. Its totient is φ = 244689984.

The previous prime is 256414343. The next prime is 256414381. The reversal of 256414373 is 373414652.

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

It is a cyclic number.

It is not a de Polignac number, because 256414373 - 2¹⁸ = 256152229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256414303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2915 + ... + 22832.

It is an arithmetic number, because the mean of its divisors is an integer number (33523896).

Almost surely, 2^256414373 is an apocalyptic number.

256414373 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

256414373 is a deficient number, since it is larger than the sum of its proper divisors (11776795).

256414373 is a wasteful number, since it uses less digits than its factorization.

256414373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26203.

The product of its digits is 60480, while the sum is 35.

The square root of 256414373 is about 16012.9439204663. The cubic root of 256414373 is about 635.3028278461.

The spelling of 256414373 in words is "two hundred fifty-six million, four hundred fourteen thousand, three hundred seventy-three".