2223650 has 48 divisors (see below), whose sum is σ = 4874688. Its totient is φ = 744000.

The previous prime is 2223631. The next prime is 2223671. The reversal of 2223650 is 563222.

It is a happy number.

It is a d-powerful number, because it can be written as 2⁴ + 2¹² + 2¹⁹ + 3² + 6⁸ + 5⁶ + 0 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6995 + ... + 7305.

It is an arithmetic number, because the mean of its divisors is an integer number (101556).

2^2223650 is an apocalyptic number.

2223650 is an abundant number, since it is smaller than the sum of its proper divisors (2651038).

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

2223650 is a wasteful number, since it uses less digits than its factorization.

2223650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 342 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2223650 is about 1491.1907993278. The cubic root of 2223650 is about 130.5235298607.

Adding to 2223650 its reverse (563222), we get a palindrome (2786872).

The spelling of 2223650 in words is "two million, two hundred twenty-three thousand, six hundred fifty".