2250566 has 4 divisors (see below), whose sum is σ = 3375852. Its totient is φ = 1125282.

The previous prime is 2250559. The next prime is 2250581. The reversal of 2250566 is 6650522.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6650522 = 2 ⋅3325261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562640 + ... + 562643.

It is an arithmetic number, because the mean of its divisors is an integer number (843963).

2^2250566 is an apocalyptic number.

2250566 is a deficient number, since it is larger than the sum of its proper divisors (1125286).

2250566 is a wasteful number, since it uses less digits than its factorization.

2250566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125285.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2250566 is about 1500.1886548031. The cubic root of 2250566 is about 131.0480564902.

The spelling of 2250566 in words is "two million, two hundred fifty thousand, five hundred sixty-six".