504840445 has 16 divisors (see below), whose sum is σ = 618891840. Its totient is φ = 395242624.

The previous prime is 504840419. The next prime is 504840461. The reversal of 504840445 is 544048405.

It is a cyclic number.

It is not a de Polignac number, because 504840445 - 2¹³ = 504832253 is a prime.

It is a super-3 number, since 3×504840445³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 504840445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38721 + ... + 50089.

It is an arithmetic number, because the mean of its divisors is an integer number (38680740).

Almost surely, 2^504840445 is an apocalyptic number.

It is an amenable number.

504840445 is a deficient number, since it is larger than the sum of its proper divisors (114051395).

504840445 is a wasteful number, since it uses less digits than its factorization.

504840445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11564.

The product of its (nonzero) digits is 51200, while the sum is 34.

The square root of 504840445 is about 22468.6547216339. The cubic root of 504840445 is about 796.2535476102.

The spelling of 504840445 in words is "five hundred four million, eight hundred forty thousand, four hundred forty-five".