4442378 has 8 divisors (see below), whose sum is σ = 6692868. Its totient is φ = 2211424.

The previous prime is 4442363. The next prime is 4442387. The reversal of 4442378 is 8732444.

It can be written as a sum of positive squares in 2 ways, for example, as 3948169 + 494209 = 1987^2 + 703^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4301 + ... + 5232.

Almost surely, 2^4442378 is an apocalyptic number.

4442378 is a deficient number, since it is larger than the sum of its proper divisors (2250490).

4442378 is a wasteful number, since it uses less digits than its factorization.

4442378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9768.

The product of its digits is 21504, while the sum is 32.

The square root of 4442378 is about 2107.6949494649. The cubic root of 4442378 is about 164.3886528873.

The spelling of 4442378 in words is "four million, four hundred forty-two thousand, three hundred seventy-eight".