505334740 has 12 divisors (see below), whose sum is σ = 1061202996. Its totient is φ = 202133888.

The previous prime is 505334693. The next prime is 505334743. The reversal of 505334740 is 47433505.

It can be written as a sum of positive squares in 2 ways, for example, as 57335184 + 447999556 = 7572^2 + 21166^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505334743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12633349 + ... + 12633388.

It is an arithmetic number, because the mean of its divisors is an integer number (88433583).

Almost surely, 2^505334740 is an apocalyptic number.

It is an amenable number.

505334740 is an abundant number, since it is smaller than the sum of its proper divisors (555868256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505334740 is a wasteful number, since it uses less digits than its factorization.

505334740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25266746 (or 25266744 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 505334740 is about 22479.6516876930. The cubic root of 505334740 is about 796.5133364648.

It can be divided in two parts, 5053 and 34740, that added together give a palindrome (39793).

The spelling of 505334740 in words is "five hundred five million, three hundred thirty-four thousand, seven hundred forty".