2250242 has 4 divisors (see below), whose sum is σ = 3375366. Its totient is φ = 1125120.

The previous prime is 2250223. The next prime is 2250247. The reversal of 2250242 is 2420522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1207801 + 1042441 = 1099^2 + 1021^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2250242.

It is not an unprimeable number, because it can be changed into a prime (2250247) 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 as a sum of consecutive naturals, namely, 562559 + ... + 562562.

2^2250242 is an apocalyptic number.

2250242 is a deficient number, since it is larger than the sum of its proper divisors (1125124).

2250242 is a wasteful number, since it uses less digits than its factorization.

2250242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125123.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 2250242 is about 1500.0806644977. The cubic root of 2250242 is about 131.0417674636.

Adding to 2250242 its reverse (2420522), we get a palindrome (4670764).

The spelling of 2250242 in words is "two million, two hundred fifty thousand, two hundred forty-two".