274057056 has 144 divisors (see below), whose sum is σ = 959291424. Its totient is φ = 72271872.

The previous prime is 274057027. The next prime is 274057061. The reversal of 274057056 is 650750472.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 274057056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20980 + ... + 31436.

It is an arithmetic number, because the mean of its divisors is an integer number (6661746).

Almost surely, 2^274057056 is an apocalyptic number.

274057056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274057056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (479645712).

274057056 is an abundant number, since it is smaller than the sum of its proper divisors (685234368).

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

274057056 is a wasteful number, since it uses less digits than its factorization.

274057056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10493 (or 10482 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 274057056 is about 16554.6687070445. The cubic root of 274057056 is about 649.5516087048.

The spelling of 274057056 in words is "two hundred seventy-four million, fifty-seven thousand, fifty-six".