2449649 has 8 divisors (see below), whose sum is σ = 2620800. Its totient is φ = 2281536.

The previous prime is 2449639. The next prime is 2449663. The reversal of 2449649 is 9469442.

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

It is not a de Polignac number, because 2449649 - 2⁸ = 2449393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2449609) 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, 1052 + ... + 2450.

It is an arithmetic number, because the mean of its divisors is an integer number (327600).

2^2449649 is an apocalyptic number.

It is an amenable number.

2449649 is a deficient number, since it is larger than the sum of its proper divisors (171151).

2449649 is a wasteful number, since it uses less digits than its factorization.

2449649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1519.

The product of its digits is 62208, while the sum is 38.

The square root of 2449649 is about 1565.1354573966. The cubic root of 2449649 is about 134.8035368172.

The spelling of 2449649 in words is "two million, four hundred forty-nine thousand, six hundred forty-nine".