444137 has 4 divisors (see below), whose sum is σ = 458496. Its totient is φ = 429780.

The previous prime is 444131. The next prime is 444151. The reversal of 444137 is 731444.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 444137 - 2⁴ = 444121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7133 + ... + 7194.

It is an arithmetic number, because the mean of its divisors is an integer number (114624).

2⁴⁴⁴¹³⁷ is an apocalyptic number.

It is an amenable number.

444137 is a deficient number, since it is larger than the sum of its proper divisors (14359).

444137 is a wasteful number, since it uses less digits than its factorization.

444137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14358.

The product of its digits is 1344, while the sum is 23.

The square root of 444137 is about 666.4360434430. The cubic root of 444137 is about 76.2966819761.

The spelling of 444137 in words is "four hundred forty-four thousand, one hundred thirty-seven".