2245272 has 16 divisors (see below), whose sum is σ = 5613240. Its totient is φ = 748416.

The previous prime is 2245253. The next prime is 2245273. The reversal of 2245272 is 2725422.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 93553 = 2245272 / (2 + 2 + 4 + 5 + 2 + 7 + 2).

It is a d-powerful number, because it can be written as 2⁴ + 2¹⁴ + 4² + 5⁴ + 2¹⁷ + 7 + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46753 + ... + 46800.

2^2245272 is an apocalyptic number.

It is an amenable number.

2245272 is an abundant number, since it is smaller than the sum of its proper divisors (3367968).

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

2245272 is a wasteful number, since it uses less digits than its factorization.

2245272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93562 (or 93558 counting only the distinct ones).

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

The square root of 2245272 is about 1498.4231712036. The cubic root of 2245272 is about 130.9452211581.

The spelling of 2245272 in words is "two million, two hundred forty-five thousand, two hundred seventy-two".