442024206404 has 48 divisors (see below), whose sum is σ = 889491382080. Its totient is φ = 190085408640.

The previous prime is 442024206397. The next prime is 442024206409. The reversal of 442024206404 is 404602420244.

It is a super-2 number, since 2×442024206404² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (442024206409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252122 + ... + 973454.

It is an arithmetic number, because the mean of its divisors is an integer number (18531070460).

Almost surely, 2^442024206404 is an apocalyptic number.

442024206404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442024206404 is an abundant number, since it is smaller than the sum of its proper divisors (447467175676).

442024206404 is a wasteful number, since it uses less digits than its factorization.

442024206404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722100 (or 722098 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 442024206404 its reverse (404602420244), we get a palindrome (846626626648).

The spelling of 442024206404 in words is "four hundred forty-two billion, twenty-four million, two hundred six thousand, four hundred four".