140427256 has 16 divisors (see below), whose sum is σ = 263748240. Its totient is φ = 70094400.

The previous prime is 140427239. The next prime is 140427277. The reversal of 140427256 is 652724041.

140427256 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9796 + ... + 19411.

It is an arithmetic number, because the mean of its divisors is an integer number (16484265).

Almost surely, 2^140427256 is an apocalyptic number.

It is an amenable number.

140427256 is a deficient number, since it is larger than the sum of its proper divisors (123320984).

140427256 is a wasteful number, since it uses less digits than its factorization.

140427256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29814 (or 29810 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 140427256 is about 11850.2006734063. The cubic root of 140427256 is about 519.7770938105. Note that the first 3 decimals are identical.

The spelling of 140427256 in words is "one hundred forty million, four hundred twenty-seven thousand, two hundred fifty-six".