274157155 has 16 divisors (see below), whose sum is σ = 341172000. Its totient is φ = 211240960.

The previous prime is 274157141. The next prime is 274157159. The reversal of 274157155 is 551751472.

It is not a de Polignac number, because 274157155 - 2¹⁵ = 274124387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (274157159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63000 + ... + 67210.

It is an arithmetic number, because the mean of its divisors is an integer number (21323250).

Almost surely, 2^274157155 is an apocalyptic number.

274157155 is a deficient number, since it is larger than the sum of its proper divisors (67014845).

274157155 is a wasteful number, since it uses less digits than its factorization.

274157155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4694.

The product of its digits is 49000, while the sum is 37.

The square root of 274157155 is about 16557.6917171446. The cubic root of 274157155 is about 649.6306817185.

The spelling of 274157155 in words is "two hundred seventy-four million, one hundred fifty-seven thousand, one hundred fifty-five".