445378 has 8 divisors (see below), whose sum is σ = 676368. Its totient is φ = 219924.

The previous prime is 445363. The next prime is 445427. The reversal of 445378 is 873544.

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, 1176 + ... + 1507.

It is an arithmetic number, because the mean of its divisors is an integer number (84546).

2⁴⁴⁵³⁷⁸ is an apocalyptic number.

445378 is a deficient number, since it is larger than the sum of its proper divisors (230990).

445378 is a wasteful number, since it uses less digits than its factorization.

445378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2768.

The product of its digits is 13440, while the sum is 31.

The square root of 445378 is about 667.3664660440. The cubic root of 445378 is about 76.3676781857.

It can be divided in two parts, 44 and 5378, that multiplied together give a palindrome (236632).

The spelling of 445378 in words is "four hundred forty-five thousand, three hundred seventy-eight".