505673433 has 24 divisors (see below), whose sum is σ = 743931552. Its totient is φ = 330931008.

The previous prime is 505673417. The next prime is 505673437. The reversal of 505673433 is 334376505.

505673433 is a `hidden beast` number, since 50 + 567 + 3 + 43 + 3 = 666.

It is not a de Polignac number, because 505673433 - 2⁴ = 505673417 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (505673437) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119685 + ... + 123837.

It is an arithmetic number, because the mean of its divisors is an integer number (30997148).

Almost surely, 2^505673433 is an apocalyptic number.

It is an amenable number.

505673433 is a deficient number, since it is larger than the sum of its proper divisors (238258119).

505673433 is a wasteful number, since it uses less digits than its factorization.

505673433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4405 (or 4402 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 36.

The square root of 505673433 is about 22487.1837498607. The cubic root of 505673433 is about 796.6912470800.

The spelling of 505673433 in words is "five hundred five million, six hundred seventy-three thousand, four hundred thirty-three".