444634 has 4 divisors (see below), whose sum is σ = 666954. Its totient is φ = 222316.

The previous prime is 444623. The next prime is 444637. The reversal of 444634 is 436444.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 426409 + 18225 = 653^2 + 135^2 .

It is a junction number, because it is equal to n+sod(n) for n = 444599 and 444608.

It is not an unprimeable number, because it can be changed into a prime (444637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111157 + ... + 111160.

2⁴⁴⁴⁶³⁴ is an apocalyptic number.

444634 is a deficient number, since it is larger than the sum of its proper divisors (222320).

444634 is a wasteful number, since it uses less digits than its factorization.

444634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222319.

The product of its digits is 4608, while the sum is 25.

The square root of 444634 is about 666.8088181780. The cubic root of 444634 is about 76.3251306420.

The spelling of 444634 in words is "four hundred forty-four thousand, six hundred thirty-four".