274720256 has 20 divisors (see below), whose sum is σ = 548904972. Its totient is φ = 137359872.

The previous prime is 274720207. The next prime is 274720267. The reversal of 274720256 is 652027472.

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, 267770 + ... + 268793.

Almost surely, 2^274720256 is an apocalyptic number.

It is an amenable number.

274720256 is a deficient number, since it is larger than the sum of its proper divisors (274184716).

274720256 is an frugal number, since it uses more digits than its factorization.

274720256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536581 (or 536565 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 274720256 is about 16574.6872067017. The cubic root of 274720256 is about 650.0751439753.

The spelling of 274720256 in words is "two hundred seventy-four million, seven hundred twenty thousand, two hundred fifty-six".