505560733 has 4 divisors (see below), whose sum is σ = 507386140. Its totient is φ = 503735328.

The previous prime is 505560707. The next prime is 505560743. The reversal of 505560733 is 337065505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81324324 + 424236409 = 9018^2 + 20597^2 .

It is a cyclic number.

It is not a de Polignac number, because 505560733 - 2⁵ = 505560701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505560703) 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, 912288 + ... + 912841.

It is an arithmetic number, because the mean of its divisors is an integer number (126846535).

Almost surely, 2^505560733 is an apocalyptic number.

It is an amenable number.

505560733 is a deficient number, since it is larger than the sum of its proper divisors (1825407).

505560733 is a wasteful number, since it uses less digits than its factorization.

505560733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825406.

The product of its (nonzero) digits is 47250, while the sum is 34.

The square root of 505560733 is about 22484.6777384067. The cubic root of 505560733 is about 796.6320561946.

The spelling of 505560733 in words is "five hundred five million, five hundred sixty thousand, seven hundred thirty-three".