4444631 has 4 divisors (see below), whose sum is σ = 4452912. Its totient is φ = 4436352.

The previous prime is 4444621. The next prime is 4444639. The reversal of 4444631 is 1364444.

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

It is a cyclic number.

It is not a de Polignac number, because 4444631 - 2¹⁴ = 4428247 is a prime.

It is a super-2 number, since 2×4444631² = 39509489452322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4444631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3275 + ... + 4428.

It is an arithmetic number, because the mean of its divisors is an integer number (1113228).

Almost surely, 2^4444631 is an apocalyptic number.

4444631 is a deficient number, since it is larger than the sum of its proper divisors (8281).

4444631 is an equidigital number, since it uses as much as digits as its factorization.

4444631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8280.

The product of its digits is 4608, while the sum is 26.

The square root of 4444631 is about 2108.2293518496. The cubic root of 4444631 is about 164.4164386843.

The spelling of 4444631 in words is "four million, four hundred forty-four thousand, six hundred thirty-one".