2445949 has 8 divisors (see below), whose sum is σ = 2682720. Its totient is φ = 2211600.

The previous prime is 2445929. The next prime is 2445967. The reversal of 2445949 is 9495442.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2445949 - 2⁹ = 2445437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2445929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2034 + ... + 3004.

It is an arithmetic number, because the mean of its divisors is an integer number (335340).

2^2445949 is an apocalyptic number.

It is an amenable number.

2445949 is a deficient number, since it is larger than the sum of its proper divisors (236771).

2445949 is a wasteful number, since it uses less digits than its factorization.

2445949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211.

The product of its digits is 51840, while the sum is 37.

The square root of 2445949 is about 1563.9530044090. The cubic root of 2445949 is about 134.7356326105.

The spelling of 2445949 in words is "two million, four hundred forty-five thousand, nine hundred forty-nine".