274506728 has 16 divisors (see below), whose sum is σ = 517397760. Its totient is φ = 136534000.

The previous prime is 274506691. The next prime is 274506731. The reversal of 274506728 is 827605472.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88298 + ... + 91353.

It is an arithmetic number, because the mean of its divisors is an integer number (32337360).

Almost surely, 2^274506728 is an apocalyptic number.

It is an amenable number.

274506728 is a deficient number, since it is larger than the sum of its proper divisors (242891032).

274506728 is a wasteful number, since it uses less digits than its factorization.

274506728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179848 (or 179844 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 41.

The square root of 274506728 is about 16568.2445660366. The cubic root of 274506728 is about 649.9066753588.

The spelling of 274506728 in words is "two hundred seventy-four million, five hundred six thousand, seven hundred twenty-eight".