2299458 has 32 divisors (see below), whose sum is σ = 5360256. Its totient is φ = 643968.

The previous prime is 2299447. The next prime is 2299463. The reversal of 2299458 is 8549922.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1710 + ... + 2742.

It is an arithmetic number, because the mean of its divisors is an integer number (167508).

2^2299458 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2299458, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2680128).

2299458 is an abundant number, since it is smaller than the sum of its proper divisors (3060798).

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

2299458 is a wasteful number, since it uses less digits than its factorization.

2299458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098.

The product of its digits is 51840, while the sum is 39.

The square root of 2299458 is about 1516.3963861735. The cubic root of 2299458 is about 131.9902426213.

The spelling of 2299458 in words is "two million, two hundred ninety-nine thousand, four hundred fifty-eight".