504502401 has 32 divisors (see below), whose sum is σ = 780337152. Its totient is φ = 287369280.

The previous prime is 504502381. The next prime is 504502409. The reversal of 504502401 is 104205405.

It is not a de Polignac number, because 504502401 - 2⁶ = 504502337 is a prime.

It is a super-2 number, since 2×504502401² = 509045345229529602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (504502409) 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, 18736 + ... + 36878.

It is an arithmetic number, because the mean of its divisors is an integer number (24385536).

Almost surely, 2^504502401 is an apocalyptic number.

It is an amenable number.

504502401 is a deficient number, since it is larger than the sum of its proper divisors (275834751).

504502401 is a wasteful number, since it uses less digits than its factorization.

504502401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18213.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 504502401 is about 22461.1308931674. The cubic root of 504502401 is about 796.0757826429.

Adding to 504502401 its reverse (104205405), we get a palindrome (608707806).

The spelling of 504502401 in words is "five hundred four million, five hundred two thousand, four hundred one".