445414 has 4 divisors (see below), whose sum is σ = 668124. Its totient is φ = 222706.

The previous prime is 445363. The next prime is 445427. The reversal of 445414 is 414544.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111352 + ... + 111355.

It is an arithmetic number, because the mean of its divisors is an integer number (167031).

2⁴⁴⁵⁴¹⁴ is an apocalyptic number.

445414 is a deficient number, since it is larger than the sum of its proper divisors (222710).

445414 is a wasteful number, since it uses less digits than its factorization.

445414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222709.

The product of its digits is 1280, while the sum is 22.

The square root of 445414 is about 667.3934371868. The cubic root of 445414 is about 76.3697357356.

Adding to 445414 its reverse (414544), we get a palindrome (859958).

The spelling of 445414 in words is "four hundred forty-five thousand, four hundred fourteen".