274134028 has 36 divisors (see below), whose sum is σ = 563850840. Its totient is φ = 116266752.

The previous prime is 274134017. The next prime is 274134031. The reversal of 274134028 is 820431472.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11803 + ... + 26221.

Almost surely, 2^274134028 is an apocalyptic number.

274134028 is a gapful number since it is divisible by the number (28) 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 274134028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281925420).

274134028 is an abundant number, since it is smaller than the sum of its proper divisors (289716812).

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

274134028 is a wasteful number, since it uses less digits than its factorization.

274134028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14534 (or 14525 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 274134028 is about 16556.9933260843. The cubic root of 274134028 is about 649.6124142990.

The spelling of 274134028 in words is "two hundred seventy-four million, one hundred thirty-four thousand, twenty-eight".