2449869 has 8 divisors (see below), whose sum is σ = 3308160. Its totient is φ = 1612416.

The previous prime is 2449861. The next prime is 2449871. The reversal of 2449869 is 9689442.

2449869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2449869 - 2³ = 2449861 is a prime.

It is a super-2 number, since 2×2449869² = 12003716234322, which contains 22 as substring.

2449869 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2449869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2449861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4932 + ... + 5405.

It is an arithmetic number, because the mean of its divisors is an integer number (413520).

2^2449869 is an apocalyptic number.

It is an amenable number.

2449869 is a deficient number, since it is larger than the sum of its proper divisors (858291).

2449869 is a wasteful number, since it uses less digits than its factorization.

2449869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10419.

The product of its digits is 124416, while the sum is 42.

The square root of 2449869 is about 1565.2057372755. The cubic root of 2449869 is about 134.8075722104.

The spelling of 2449869 in words is "two million, four hundred forty-nine thousand, eight hundred sixty-nine".