2274345 has 32 divisors (see below), whose sum is σ = 4285440. Its totient is φ = 1140480.

The previous prime is 2274341. The next prime is 2274347. The reversal of 2274345 is 5434722.

2274345 is a `hidden beast` number, since 227 + 434 + 5 = 666.

It is not a de Polignac number, because 2274345 - 2² = 2274341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2 + 2²¹ + 7 + 4² + 3¹¹ + 4² + 5 .

It is not an unprimeable number, because it can be changed into a prime (2274341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1800 + ... + 2790.

It is an arithmetic number, because the mean of its divisors is an integer number (133920).

2^2274345 is an apocalyptic number.

It is an amenable number.

2274345 is a deficient number, since it is larger than the sum of its proper divisors (2011095).

2274345 is a wasteful number, since it uses less digits than its factorization.

2274345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022 (or 1016 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 2274345 is about 1508.0931668833. The cubic root of 2274345 is about 131.5079823787.

The spelling of 2274345 in words is "two million, two hundred seventy-four thousand, three hundred forty-five".