274224645 has 12 divisors (see below), whose sum is σ = 475322796. Its totient is φ = 146253120.

The previous prime is 274224619. The next prime is 274224677. The reversal of 274224645 is 546422472.

274224645 is a `hidden beast` number, since 2 + 7 + 4 + 2 + 2 + 4 + 645 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 33385284 + 240839361 = 5778^2 + 15519^2 .

It is not a de Polignac number, because 274224645 - 2⁹ = 274224133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3046896 + ... + 3046985.

It is an arithmetic number, because the mean of its divisors is an integer number (39610233).

Almost surely, 2^274224645 is an apocalyptic number.

It is an amenable number.

274224645 is a deficient number, since it is larger than the sum of its proper divisors (201098151).

274224645 is a wasteful number, since it uses less digits than its factorization.

274224645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6093892 (or 6093889 counting only the distinct ones).

The product of its digits is 107520, while the sum is 36.

The square root of 274224645 is about 16559.7296173579. The cubic root of 274224645 is about 649.6839844522.

The spelling of 274224645 in words is "two hundred seventy-four million, two hundred twenty-four thousand, six hundred forty-five".