274740534 has 24 divisors (see below), whose sum is σ = 598300560. Its totient is φ = 91114128.

The previous prime is 274740491. The next prime is 274740547. The reversal of 274740534 is 435047472.

It is a super-2 number, since 2×274740534² = 150964722045210312, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35194 + ... + 42285.

It is an arithmetic number, because the mean of its divisors is an integer number (24929190).

Almost surely, 2^274740534 is an apocalyptic number.

274740534 is an abundant number, since it is smaller than the sum of its proper divisors (323560026).

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

274740534 is a wasteful number, since it uses less digits than its factorization.

274740534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77684 (or 77681 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 36.

The square root of 274740534 is about 16575.2989113319. The cubic root of 274740534 is about 650.0911383055.

The spelling of 274740534 in words is "two hundred seventy-four million, seven hundred forty thousand, five hundred thirty-four".