2445853 has 4 divisors (see below), whose sum is σ = 2459548. Its totient is φ = 2432160.

The previous prime is 2445847. The next prime is 2445857. The reversal of 2445853 is 3585442.

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 480249 + 1965604 = 693^2 + 1402^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2445853 is a prime.

It is a Duffinian number.

2445853 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2445857) 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, 6576 + ... + 6937.

It is an arithmetic number, because the mean of its divisors is an integer number (614887).

2^2445853 is an apocalyptic number.

It is an amenable number.

2445853 is a deficient number, since it is larger than the sum of its proper divisors (13695).

2445853 is a wasteful number, since it uses less digits than its factorization.

2445853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13694.

The product of its digits is 19200, while the sum is 31.

The square root of 2445853 is about 1563.9223126486. The cubic root of 2445853 is about 134.7338698605.

The spelling of 2445853 in words is "two million, four hundred forty-five thousand, eight hundred fifty-three".