444631234 has 4 divisors (see below), whose sum is σ = 666946854. Its totient is φ = 222315616.

The previous prime is 444631207. The next prime is 444631241. The reversal of 444631234 is 432136444.

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., 437855625 + 6775609 = 20925^2 + 2603^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 444631196 and 444631205.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111157807 + ... + 111157810.

Almost surely, 2^444631234 is an apocalyptic number.

444631234 is a deficient number, since it is larger than the sum of its proper divisors (222315620).

444631234 is a wasteful number, since it uses less digits than its factorization.

444631234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222315619.

The product of its digits is 27648, while the sum is 31.

The square root of 444631234 is about 21086.2807057101. The cubic root of 444631234 is about 763.2497237274.

Adding to 444631234 its reverse (432136444), we get a palindrome (876767678).

The spelling of 444631234 in words is "four hundred forty-four million, six hundred thirty-one thousand, two hundred thirty-four".