256486714 has 8 divisors (see below), whose sum is σ = 419705568. Its totient is φ = 116584860.

The previous prime is 256486709. The next prime is 256486717. The reversal of 256486714 is 417684652.

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

It is not an unprimeable number, because it can be changed into a prime (256486717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5829222 + ... + 5829265.

It is an arithmetic number, because the mean of its divisors is an integer number (52463196).

Almost surely, 2^256486714 is an apocalyptic number.

256486714 is a deficient number, since it is larger than the sum of its proper divisors (163218854).

256486714 is a wasteful number, since it uses less digits than its factorization.

256486714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11658500.

The product of its digits is 322560, while the sum is 43.

The square root of 256486714 is about 16015.2025900393. The cubic root of 256486714 is about 635.3625672437.

The spelling of 256486714 in words is "two hundred fifty-six million, four hundred eighty-six thousand, seven hundred fourteen".