274661245 has 8 divisors (see below), whose sum is σ = 346940640. Its totient is φ = 208164240.

The previous prime is 274661243. The next prime is 274661263. The reversal of 274661245 is 542166472.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 274661245 - 2¹ = 274661243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274661243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1445491 + ... + 1445680.

It is an arithmetic number, because the mean of its divisors is an integer number (43367580).

Almost surely, 2^274661245 is an apocalyptic number.

It is an amenable number.

274661245 is a deficient number, since it is larger than the sum of its proper divisors (72279395).

274661245 is a wasteful number, since it uses less digits than its factorization.

274661245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891195.

The product of its digits is 80640, while the sum is 37.

The square root of 274661245 is about 16572.9069568377. The cubic root of 274661245 is about 650.0285944028.

The spelling of 274661245 in words is "two hundred seventy-four million, six hundred sixty-one thousand, two hundred forty-five".