274805056 has 56 divisors (see below), whose sum is σ = 582757280. Its totient is φ = 128189952.

The previous prime is 274805029. The next prime is 274805059. The reversal of 274805056 is 650508472.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274805059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79786 + ... + 83158.

It is an arithmetic number, because the mean of its divisors is an integer number (10406380).

Almost surely, 2^274805056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274805056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291378640).

274805056 is an abundant number, since it is smaller than the sum of its proper divisors (307952224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

274805056 is a wasteful number, since it uses less digits than its factorization.

274805056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3471 (or 3461 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 274805056 is about 16577.2451269805. The cubic root of 274805056 is about 650.1420249811.

The spelling of 274805056 in words is "two hundred seventy-four million, eight hundred five thousand, fifty-six".