504858081 has 64 divisors (see below), whose sum is σ = 859099136. Its totient is φ = 256608000.

The previous prime is 504858077. The next prime is 504858083. The reversal of 504858081 is 180858405.

It is not a de Polignac number, because 504858081 - 2² = 504858077 is a prime.

It is a super-2 number, since 2×504858081² = 509763363902005122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (504858083) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1525086 + ... + 1525416.

It is an arithmetic number, because the mean of its divisors is an integer number (13423424).

Almost surely, 2^504858081 is an apocalyptic number.

It is an amenable number.

504858081 is a deficient number, since it is larger than the sum of its proper divisors (354241055).

504858081 is a wasteful number, since it uses less digits than its factorization.

504858081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542.

The product of its (nonzero) digits is 51200, while the sum is 39.

The square root of 504858081 is about 22469.0471760598. The cubic root of 504858081 is about 796.2628195589.

The spelling of 504858081 in words is "five hundred four million, eight hundred fifty-eight thousand, eighty-one".