444233141 has 4 divisors (see below), whose sum is σ = 484617984. Its totient is φ = 403848300.

The previous prime is 444233123. The next prime is 444233159. The reversal of 444233141 is 141332444.

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 an interprime number because it is at equal distance from previous prime (444233123) and next prime (444233159).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444233141 is a prime.

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 444233141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444233161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20192405 + ... + 20192426.

It is an arithmetic number, because the mean of its divisors is an integer number (121154496).

Almost surely, 2^444233141 is an apocalyptic number.

It is an amenable number.

444233141 is a deficient number, since it is larger than the sum of its proper divisors (40384843).

444233141 is a wasteful number, since it uses less digits than its factorization.

444233141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40384842.

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

The square root of 444233141 is about 21076.8389707755. The cubic root of 444233141 is about 763.0218681662.

Adding to 444233141 its reverse (141332444), we get a palindrome (585565585).

The spelling of 444233141 in words is "four hundred forty-four million, two hundred thirty-three thousand, one hundred forty-one".