2245572 has 108 divisors (see below), whose sum is σ = 7054320. Its totient is φ = 598752.

The previous prime is 2245561. The next prime is 2245577. The reversal of 2245572 is 2755422.

It is not an unprimeable number, because it can be changed into a prime (2245577) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33483 + ... + 33549.

2^2245572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2245572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3527160).

2245572 is an abundant number, since it is smaller than the sum of its proper divisors (4808748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2245572 is a wasteful number, since it uses less digits than its factorization.

2245572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 98 counting only the distinct ones).

The product of its digits is 5600, while the sum is 27.

The square root of 2245572 is about 1498.5232730925. The cubic root of 2245572 is about 130.9510529410.

The spelling of 2245572 in words is "two million, two hundred forty-five thousand, five hundred seventy-two".