274849674 has 64 divisors (see below), whose sum is σ = 611660160. Its totient is φ = 81643520.

The previous prime is 274849669. The next prime is 274849697. The reversal of 274849674 is 476948472.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1021612 + ... + 1021880.

It is an arithmetic number, because the mean of its divisors is an integer number (9557190).

Almost surely, 2^274849674 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274849674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305830080).

274849674 is an abundant number, since it is smaller than the sum of its proper divisors (336810486).

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

274849674 is a wasteful number, since it uses less digits than its factorization.

274849674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535.

The product of its digits is 2709504, while the sum is 51.

The square root of 274849674 is about 16578.5908327578. The cubic root of 274849674 is about 650.1772092768.

It can be divided in two parts, 274 and 849674, that added together give a palindrome (849948).

The spelling of 274849674 in words is "two hundred seventy-four million, eight hundred forty-nine thousand, six hundred seventy-four".