2226745 has 24 divisors (see below), whose sum is σ = 3006144. Its totient is φ = 1579776.

The previous prime is 2226733. The next prime is 2226767. The reversal of 2226745 is 5476222.

It is not a de Polignac number, because 2226745 - 2⁵ = 2226713 is a prime.

Its product of digits (6720) is a multiple of the sum of its prime divisors (112).

2226745 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33202 + ... + 33268.

It is an arithmetic number, because the mean of its divisors is an integer number (125256).

2^2226745 is an apocalyptic number.

It is an amenable number.

2226745 is a deficient number, since it is larger than the sum of its proper divisors (779399).

2226745 is a wasteful number, since it uses less digits than its factorization.

2226745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 112 counting only the distinct ones).

The product of its digits is 6720, while the sum is 28.

The square root of 2226745 is about 1492.2281997067. The cubic root of 2226745 is about 130.5840584281.

The spelling of 2226745 in words is "two million, two hundred twenty-six thousand, seven hundred forty-five".