502309427 has 2 divisors, whose sum is σ = 502309428. Its totient is φ = 502309426.

The previous prime is 502309417. The next prime is 502309433. The reversal of 502309427 is 724903205.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 502309427 - 2²⁴ = 485532211 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 502309393 and 502309402.

It is not a weakly prime, because it can be changed into another prime (502309417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251154713 + 251154714.

It is an arithmetic number, because the mean of its divisors is an integer number (251154714).

Almost surely, 2^502309427 is an apocalyptic number.

502309427 is a deficient number, since it is larger than the sum of its proper divisors (1).

502309427 is an equidigital number, since it uses as much as digits as its factorization.

502309427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 502309427 is about 22412.2606401050. The cubic root of 502309427 is about 794.9206450070.

The spelling of 502309427 in words is "five hundred two million, three hundred nine thousand, four hundred twenty-seven".