441022641 has 4 divisors (see below), whose sum is σ = 588030192. Its totient is φ = 294015092.

The previous prime is 441022639. The next prime is 441022643. The reversal of 441022641 is 146220144.

It is a happy number.

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 (441022639) and next prime (441022643).

It is a cyclic number.

It is not a de Polignac number, because 441022641 - 2¹ = 441022639 is a prime.

It is a super-2 number, since 2×441022641² = 389001939749229762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (441022643) 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, 73503771 + ... + 73503776.

It is an arithmetic number, because the mean of its divisors is an integer number (147007548).

Almost surely, 2^441022641 is an apocalyptic number.

It is an amenable number.

441022641 is a deficient number, since it is larger than the sum of its proper divisors (147007551).

441022641 is a wasteful number, since it uses less digits than its factorization.

441022641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147007550.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 441022641 is about 21000.5390645097. The cubic root of 441022641 is about 761.1792870056.

Adding to 441022641 its reverse (146220144), we get a palindrome (587242785).

The spelling of 441022641 in words is "four hundred forty-one million, twenty-two thousand, six hundred forty-one".