2458985 has 4 divisors (see below), whose sum is σ = 2950788. Its totient is φ = 1967184.

The previous prime is 2458949. The next prime is 2458991. The reversal of 2458985 is 5898542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 913936 + 1545049 = 956^2 + 1243^2 .

It is a cyclic number.

It is not a de Polignac number, because 2458985 - 2⁶ = 2458921 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245894 + ... + 245903.

It is an arithmetic number, because the mean of its divisors is an integer number (737697).

2^2458985 is an apocalyptic number.

It is an amenable number.

2458985 is a deficient number, since it is larger than the sum of its proper divisors (491803).

2458985 is an equidigital number, since it uses as much as digits as its factorization.

2458985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491802.

The product of its digits is 115200, while the sum is 41.

The square root of 2458985 is about 1568.1151105706. The cubic root of 2458985 is about 134.9745722571.

It can be divided in two parts, 2458 and 985, that added together give a palindrome (3443).

The spelling of 2458985 in words is "two million, four hundred fifty-eight thousand, nine hundred eighty-five".