2204745 has 8 divisors (see below), whose sum is σ = 3527616. Its totient is φ = 1175856.

The previous prime is 2204737. The next prime is 2204759. The reversal of 2204745 is 5474022.

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

It is not a de Polignac number, because 2204745 - 2³ = 2204737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73477 + ... + 73506.

It is an arithmetic number, because the mean of its divisors is an integer number (440952).

2^2204745 is an apocalyptic number.

It is an amenable number.

2204745 is a deficient number, since it is larger than the sum of its proper divisors (1322871).

2204745 is a wasteful number, since it uses less digits than its factorization.

2204745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146991.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 2204745 is about 1484.8383750429. The cubic root of 2204745 is about 130.1525821841.

Adding to 2204745 its reverse (5474022), we get a palindrome (7678767).

The spelling of 2204745 in words is "two million, two hundred four thousand, seven hundred forty-five".