2243089 has 2 divisors, whose sum is σ = 2243090. Its totient is φ = 2243088.

The previous prime is 2243081. The next prime is 2243107. The reversal of 2243089 is 9803422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1192464 + 1050625 = 1092^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243089 - 2³ = 2243081 is a prime.

It is an Ulam number.

2243089 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2243081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121544 + 1121545.

It is an arithmetic number, because the mean of its divisors is an integer number (1121545).

2^2243089 is an apocalyptic number.

It is an amenable number.

2243089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243089 is an equidigital number, since it uses as much as digits as its factorization.

2243089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2243089 is about 1497.6945616513. The cubic root of 2243089 is about 130.9027695665.

The spelling of 2243089 in words is "two million, two hundred forty-three thousand, eighty-nine".