274145355 has 48 divisors (see below), whose sum is σ = 523242720. Its totient is φ = 131673600.

The previous prime is 274145341. The next prime is 274145359. The reversal of 274145355 is 553541472.

It is not a de Polignac number, because 274145355 - 2⁷ = 274145227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (274145359) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 51415 + ... + 56495.

It is an arithmetic number, because the mean of its divisors is an integer number (10900890).

Almost surely, 2^274145355 is an apocalyptic number.

274145355 is a deficient number, since it is larger than the sum of its proper divisors (249097365).

274145355 is a wasteful number, since it uses less digits than its factorization.

274145355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212 (or 5209 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 274145355 is about 16557.3353834486. The cubic root of 274145355 is about 649.6213613319.

The spelling of 274145355 in words is "two hundred seventy-four million, one hundred forty-five thousand, three hundred fifty-five".