504641401 has 4 divisors (see below), whose sum is σ = 550517904. Its totient is φ = 458764900.

The previous prime is 504641399. The next prime is 504641477. The reversal of 504641401 is 104146405.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 504641401 - 2¹ = 504641399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504641201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22938235 + ... + 22938256.

It is an arithmetic number, because the mean of its divisors is an integer number (137629476).

Almost surely, 2^504641401 is an apocalyptic number.

It is an amenable number.

504641401 is a deficient number, since it is larger than the sum of its proper divisors (45876503).

504641401 is a wasteful number, since it uses less digits than its factorization.

504641401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45876502.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 504641401 is about 22464.2249142943. The cubic root of 504641401 is about 796.1488872655.

Adding to 504641401 its reverse (104146405), we get a palindrome (608787806).

The spelling of 504641401 in words is "five hundred four million, six hundred forty-one thousand, four hundred one".