404442060 has 48 divisors (see below), whose sum is σ = 1235388672. Its totient is φ = 98046400.

The previous prime is 404442013. The next prime is 404442187. The reversal of 404442060 is 60244404.

It is a self number, because there is not a number n which added to its sum of digits gives 404442060.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305736 + ... + 307055.

It is an arithmetic number, because the mean of its divisors is an integer number (25737264).

Almost surely, 2^404442060 is an apocalyptic number.

It is an amenable number.

404442060 is an abundant number, since it is smaller than the sum of its proper divisors (830946612).

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

404442060 is a wasteful number, since it uses less digits than its factorization.

404442060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612814 (or 612812 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 404442060 is about 20110.7448892377. The cubic root of 404442060 is about 739.5237134792.

Adding to 404442060 its reverse (60244404), we get a palindrome (464686464).

The spelling of 404442060 in words is "four hundred four million, four hundred forty-two thousand, sixty".