2245672 has 48 divisors (see below), whose sum is σ = 5006880. Its totient is φ = 936000.

The previous prime is 2245657. The next prime is 2245679. The reversal of 2245672 is 2765422.

It is a self number, because there is not a number n which added to its sum of digits gives 2245672.

It is not an unprimeable number, because it can be changed into a prime (2245679) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14797 + ... + 14947.

It is an arithmetic number, because the mean of its divisors is an integer number (104310).

2^2245672 is an apocalyptic number.

2245672 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2245672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2503440).

2245672 is an abundant number, since it is smaller than the sum of its proper divisors (2761208).

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

2245672 is a wasteful number, since it uses less digits than its factorization.

2245672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 177 counting only the distinct ones).

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

The square root of 2245672 is about 1498.5566389029. The cubic root of 2245672 is about 130.9529967532.

The spelling of 2245672 in words is "two million, two hundred forty-five thousand, six hundred seventy-two".