2243650 has 24 divisors (see below), whose sum is σ = 4356864. Its totient is φ = 858000.

The previous prime is 2243623. The next prime is 2243663. The reversal of 2243650 is 563422.

It is a happy number.

It is a d-powerful number, because it can be written as 2 + 2¹⁹ + 4⁴ + 3¹³ + 6⁶ + 5⁷ + 0 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175 + ... + 2125.

It is an arithmetic number, because the mean of its divisors is an integer number (181536).

2^2243650 is an apocalyptic number.

2243650 is a deficient number, since it is larger than the sum of its proper divisors (2113214).

2243650 is a wasteful number, since it uses less digits than its factorization.

2243650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1986 (or 1981 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2243650 is about 1497.8818377963. The cubic root of 2243650 is about 130.9136816513.

The spelling of 2243650 in words is "two million, two hundred forty-three thousand, six hundred fifty".