2274745 has 16 divisors (see below), whose sum is σ = 3032640. Its totient is φ = 1624000.

The previous prime is 2274739. The next prime is 2274761. The reversal of 2274745 is 5474722.

It is a de Polignac number, because none of the positive numbers 2^k-2274745 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2895 + ... + 3595.

It is an arithmetic number, because the mean of its divisors is an integer number (189540).

2^2274745 is an apocalyptic number.

It is an amenable number.

2274745 is a deficient number, since it is larger than the sum of its proper divisors (757895).

2274745 is a wasteful number, since it uses less digits than its factorization.

2274745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776.

The product of its digits is 15680, while the sum is 31.

The square root of 2274745 is about 1508.2257788541. The cubic root of 2274745 is about 131.5156915740.

The spelling of 2274745 in words is "two million, two hundred seventy-four thousand, seven hundred forty-five".