2458889 has 4 divisors (see below), whose sum is σ = 2538240. Its totient is φ = 2379540.

The previous prime is 2458879. The next prime is 2458891. The reversal of 2458889 is 9888542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2458889 - 2⁴ = 2458873 is a prime.

It is a super-2 number, since 2×2458889² = 12092270228642, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2458879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39629 + ... + 39690.

It is an arithmetic number, because the mean of its divisors is an integer number (634560).

2^2458889 is an apocalyptic number.

It is an amenable number.

2458889 is a deficient number, since it is larger than the sum of its proper divisors (79351).

2458889 is an equidigital number, since it uses as much as digits as its factorization.

2458889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79350.

The product of its digits is 184320, while the sum is 44.

The square root of 2458889 is about 1568.0845002741. The cubic root of 2458889 is about 134.9728157427.

The spelling of 2458889 in words is "two million, four hundred fifty-eight thousand, eight hundred eighty-nine".