504056905 has 32 divisors (see below), whose sum is σ = 677652480. Its totient is φ = 356790720.

The previous prime is 504056887. The next prime is 504056923. The reversal of 504056905 is 509650405.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (504056887) and next prime (504056923).

It is not a de Polignac number, because 504056905 - 2⁹ = 504056393 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 586366 + ... + 587224.

It is an arithmetic number, because the mean of its divisors is an integer number (21176640).

Almost surely, 2^504056905 is an apocalyptic number.

504056905 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

504056905 is a deficient number, since it is larger than the sum of its proper divisors (173595575).

504056905 is a wasteful number, since it uses less digits than its factorization.

504056905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 504056905 is about 22451.2116599528. The cubic root of 504056905 is about 795.8413912789.

The spelling of 504056905 in words is "five hundred four million, fifty-six thousand, nine hundred five".