504411645 has 32 divisors (see below), whose sum is σ = 838252800. Its totient is φ = 258696704.

The previous prime is 504411617. The next prime is 504411647. The reversal of 504411645 is 546114405.

It is not a de Polignac number, because 504411645 - 2⁵ = 504411613 is a prime.

It is a super-2 number, since 2×504411645² = 508862215223212050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504411647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112201 + ... + 116609.

It is an arithmetic number, because the mean of its divisors is an integer number (26195400).

Almost surely, 2^504411645 is an apocalyptic number.

It is an amenable number.

504411645 is a deficient number, since it is larger than the sum of its proper divisors (333841155).

504411645 is a wasteful number, since it uses less digits than its factorization.

504411645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4709.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 504411645 is about 22459.1105122175. The cubic root of 504411645 is about 796.0280438635.

The spelling of 504411645 in words is "five hundred four million, four hundred eleven thousand, six hundred forty-five".