274991244 has 24 divisors (see below), whose sum is σ = 699978048. Its totient is φ = 83330640.

The previous prime is 274991231. The next prime is 274991251. The reversal of 274991244 is 442199472.

It is a junction number, because it is equal to n+sod(n) for n = 274991196 and 274991205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041502 + ... + 1041765.

It is an arithmetic number, because the mean of its divisors is an integer number (29165752).

Almost surely, 2^274991244 is an apocalyptic number.

It is an amenable number.

274991244 is an abundant number, since it is smaller than the sum of its proper divisors (424986804).

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

274991244 is a wasteful number, since it uses less digits than its factorization.

274991244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083285 (or 2083283 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 274991244 is about 16582.8599463422. The cubic root of 274991244 is about 650.2888215472.

The spelling of 274991244 in words is "two hundred seventy-four million, nine hundred ninety-one thousand, two hundred forty-four".