505894324 has 12 divisors (see below), whose sum is σ = 953416324. Its totient is φ = 233489664.

The previous prime is 505894297. The next prime is 505894327. The reversal of 505894324 is 423498505.

It can be written as a sum of positive squares in 2 ways, for example, as 346629924 + 159264400 = 18618^2 + 12620^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505894327) 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, 4864317 + ... + 4864420.

Almost surely, 2^505894324 is an apocalyptic number.

It is an amenable number.

505894324 is a deficient number, since it is larger than the sum of its proper divisors (447522000).

505894324 is a wasteful number, since it uses less digits than its factorization.

505894324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9728754 (or 9728752 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 505894324 is about 22492.0947001385. The cubic root of 505894324 is about 796.8072351839.

The spelling of 505894324 in words is "five hundred five million, eight hundred ninety-four thousand, three hundred twenty-four".