2449378 has 8 divisors (see below), whose sum is σ = 3684060. Its totient is φ = 1221360.

The previous prime is 2449367. The next prime is 2449387. The reversal of 2449378 is 8739442.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2393209 + 56169 = 1547^2 + 237^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613 + ... + 2296.

2^2449378 is an apocalyptic number.

2449378 is a deficient number, since it is larger than the sum of its proper divisors (1234682).

2449378 is a wasteful number, since it uses less digits than its factorization.

2449378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3332.

The product of its digits is 48384, while the sum is 37.

The square root of 2449378 is about 1565.0488810258. The cubic root of 2449378 is about 134.7985656144.

Subtracting 2449378 from its reverse (8739442), we obtain a square (6290064 = 2508²).

The spelling of 2449378 in words is "two million, four hundred forty-nine thousand, three hundred seventy-eight".