2250522 has 12 divisors (see below), whose sum is σ = 4876170. Its totient is φ = 750168.

The previous prime is 2250509. The next prime is 2250559.

2250522 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 1879641 + 370881 = 1371^2 + 609^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 125029 = 2250522 / (2 + 2 + 5 + 0 + 5 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 2250495 and 2250504.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62497 + ... + 62532.

2^2250522 is an apocalyptic number.

2250522 is an abundant number, since it is smaller than the sum of its proper divisors (2625648).

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

2250522 is a wasteful number, since it uses less digits than its factorization.

2250522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125037 (or 125034 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 2250522 is about 1500.1739899092. The cubic root of 2250522 is about 131.0472024603.

It can be divided in two parts, 2250 and 522, that added together give a palindrome (2772).

The spelling of 2250522 in words is "two million, two hundred fifty thousand, five hundred twenty-two".