2445849 has 16 divisors (see below), whose sum is σ = 4141440. Its totient is φ = 1397520.

The previous prime is 2445847. The next prime is 2445857. The reversal of 2445849 is 9485442.

It is not a de Polignac number, because 2445849 - 2¹ = 2445847 is a prime.

2445849 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2445847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6282 + ... + 6659.

It is an arithmetic number, because the mean of its divisors is an integer number (258840).

2^2445849 is an apocalyptic number.

It is an amenable number.

2445849 is a deficient number, since it is larger than the sum of its proper divisors (1695591).

2445849 is a wasteful number, since it uses less digits than its factorization.

2445849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12957 (or 12951 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 2445849 is about 1563.9210338121. The cubic root of 2445849 is about 134.7337964116.

The spelling of 2445849 in words is "two million, four hundred forty-five thousand, eight hundred forty-nine".