441389144 has 32 divisors (see below), whose sum is σ = 947212320. Its totient is φ = 188891136.

The previous prime is 441389131. The next prime is 441389147. The reversal of 441389144 is 441983144.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 441389098 and 441389107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441389147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35672 + ... + 46424.

It is an arithmetic number, because the mean of its divisors is an integer number (29600385).

Almost surely, 2^441389144 is an apocalyptic number.

It is an amenable number.

441389144 is an abundant number, since it is smaller than the sum of its proper divisors (505823176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

441389144 is a wasteful number, since it uses less digits than its factorization.

441389144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11499 (or 11495 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 441389144 is about 21009.2632902727. The cubic root of 441389144 is about 761.3900828720.

The spelling of 441389144 in words is "four hundred forty-one million, three hundred eighty-nine thousand, one hundred forty-four".