441621422 has 16 divisors (see below), whose sum is σ = 724384944. Its totient is φ = 200256000.

The previous prime is 441621361. The next prime is 441621451. The reversal of 441621422 is 224126144.

It is a junction number, because it is equal to n+sod(n) for n = 441621391 and 441621400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14579 + ... + 33102.

It is an arithmetic number, because the mean of its divisors is an integer number (45274059).

Almost surely, 2^441621422 is an apocalyptic number.

441621422 is a deficient number, since it is larger than the sum of its proper divisors (282763522).

441621422 is a wasteful number, since it uses less digits than its factorization.

441621422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48115.

The product of its digits is 3072, while the sum is 26.

The square root of 441621422 is about 21014.7905533222. The cubic root of 441621422 is about 761.5236182148.

Adding to 441621422 its reverse (224126144), we get a palindrome (665747566).

The spelling of 441621422 in words is "four hundred forty-one million, six hundred twenty-one thousand, four hundred twenty-two".