502849973 has 2 divisors, whose sum is σ = 502849974. Its totient is φ = 502849972.

The previous prime is 502849967. The next prime is 502849981. The reversal of 502849973 is 379948205.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 455267569 + 47582404 = 21337^2 + 6898^2 .

It is a cyclic number.

It is not a de Polignac number, because 502849973 - 2¹⁶ = 502784437 is a prime.

It is a super-2 number, since 2×502849973² = 505716190692201458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502849913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251424986 + 251424987.

It is an arithmetic number, because the mean of its divisors is an integer number (251424987).

Almost surely, 2^502849973 is an apocalyptic number.

It is an amenable number.

502849973 is a deficient number, since it is larger than the sum of its proper divisors (1).

502849973 is an equidigital number, since it uses as much as digits as its factorization.

502849973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 502849973 is about 22424.3165559176. The cubic root of 502849973 is about 795.2056865310.

The spelling of 502849973 in words is "five hundred two million, eight hundred forty-nine thousand, nine hundred seventy-three".