2289349 has 2 divisors, whose sum is σ = 2289350. Its totient is φ = 2289348.

The previous prime is 2289281. The next prime is 2289359. The reversal of 2289349 is 9439822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2196324 + 93025 = 1482^2 + 305^2 .

It is a cyclic number.

It is not a de Polignac number, because 2289349 - 2¹¹ = 2287301 is a prime.

It is a super-2 number, since 2×2289349² = 10482237687602, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2⁵ + 2¹³ + 8⁷ + 9 + 3¹¹ + 4⁴ + 9⁴ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2289359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144674 + 1144675.

It is an arithmetic number, because the mean of its divisors is an integer number (1144675).

2^2289349 is an apocalyptic number.

It is an amenable number.

2289349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2289349 is an equidigital number, since it uses as much as digits as its factorization.

2289349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 37.

The square root of 2289349 is about 1513.0594832987. The cubic root of 2289349 is about 131.7965376346.

The spelling of 2289349 in words is "two million, two hundred eighty-nine thousand, three hundred forty-nine".