504331422 has 64 divisors (see below), whose sum is σ = 1181952000. Its totient is φ = 143401440.

The previous prime is 504331417. The next prime is 504331427. The reversal of 504331422 is 224133405.

It is an interprime number because it is at equal distance from previous prime (504331417) and next prime (504331427).

It is a junction number, because it is equal to n+sod(n) for n = 504331392 and 504331401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504331427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 553147 + ... + 554057.

It is an arithmetic number, because the mean of its divisors is an integer number (18468000).

Almost surely, 2^504331422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504331422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (590976000).

504331422 is an abundant number, since it is smaller than the sum of its proper divisors (677620578).

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

504331422 is a wasteful number, since it uses less digits than its factorization.

504331422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206 (or 1192 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 504331422 is about 22457.3244621883. The cubic root of 504331422 is about 795.9858408043.

Adding to 504331422 its reverse (224133405), we get a palindrome (728464827).

The spelling of 504331422 in words is "five hundred four million, three hundred thirty-one thousand, four hundred twenty-two".