505738852 has 6 divisors (see below), whose sum is σ = 885042998. Its totient is φ = 252869424.

The previous prime is 505738843. The next prime is 505738889. The reversal of 505738852 is 258837505.

It can be written as a sum of positive squares in only one way, i.e., 399360256 + 106378596 = 19984^2 + 10314^2 .

It is a junction number, because it is equal to n+sod(n) for n = 505738799 and 505738808.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63217353 + ... + 63217360.

Almost surely, 2^505738852 is an apocalyptic number.

It is an amenable number.

505738852 is a deficient number, since it is larger than the sum of its proper divisors (379304146).

505738852 is a wasteful number, since it uses less digits than its factorization.

505738852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126434717 (or 126434715 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 43.

The square root of 505738852 is about 22488.6382869217. The cubic root of 505738852 is about 796.7256015955.

The spelling of 505738852 in words is "five hundred five million, seven hundred thirty-eight thousand, eight hundred fifty-two".