2289258 has 24 divisors (see below), whose sum is σ = 5019300. Its totient is φ = 753984.

The previous prime is 2289251. The next prime is 2289263. The reversal of 2289258 is 8529822.

It can be written as a sum of positive squares in 2 ways, for example, as 1896129 + 393129 = 1377^2 + 627^2 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 888 + ... + 2316.

2^2289258 is an apocalyptic number.

2289258 is an abundant number, since it is smaller than the sum of its proper divisors (2730042).

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

2289258 is a wasteful number, since it uses less digits than its factorization.

2289258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526 (or 1523 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 2289258 is about 1513.0294114788. The cubic root of 2289258 is about 131.7947913385.

The spelling of 2289258 in words is "two million, two hundred eighty-nine thousand, two hundred fifty-eight".