504441420 has 96 divisors (see below), whose sum is σ = 1618982400. Its totient is φ = 114960384.

The previous prime is 504441407. The next prime is 504441463. The reversal of 504441420 is 24144405.

It is a happy number.

It is a super-2 number, since 2×504441420² = 508922292423232800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157596 + ... + 160764.

It is an arithmetic number, because the mean of its divisors is an integer number (16864400).

Almost surely, 2^504441420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504441420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (809491200).

504441420 is an abundant number, since it is smaller than the sum of its proper divisors (1114540980).

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

504441420 is a wasteful number, since it uses less digits than its factorization.

504441420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3567 (or 3565 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 504441420 is about 22459.7733737453. The cubic root of 504441420 is about 796.0437065132.

Adding to 504441420 its reverse (24144405), we get a palindrome (528585825).

It can be divided in two parts, 5044 and 41420, that added together give a palindrome (46464).

The spelling of 504441420 in words is "five hundred four million, four hundred forty-one thousand, four hundred twenty".