4422249 has 32 divisors (see below), whose sum is σ = 7244160. Its totient is φ = 2649024.

The previous prime is 4422247. The next prime is 4422263. The reversal of 4422249 is 9422244.

It is not a de Polignac number, because 4422249 - 2¹ = 4422247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4422241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14947 + ... + 15239.

It is an arithmetic number, because the mean of its divisors is an integer number (226380).

Almost surely, 2^4422249 is an apocalyptic number.

It is an amenable number.

4422249 is a deficient number, since it is larger than the sum of its proper divisors (2821911).

4422249 is a wasteful number, since it uses less digits than its factorization.

4422249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 352 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 4422249 is about 2102.9144062467. The cubic root of 4422249 is about 164.1399880491.

The spelling of 4422249 in words is "four million, four hundred twenty-two thousand, two hundred forty-nine".