492836251 has 2 divisors, whose sum is σ = 492836252. Its totient is φ = 492836250.

The previous prime is 492836243. The next prime is 492836261. The reversal of 492836251 is 152638294.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 492836251 - 2³ = 492836243 is a prime.

It is not a weakly prime, because it can be changed into another prime (492836221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246418125 + 246418126.

It is an arithmetic number, because the mean of its divisors is an integer number (246418126).

Almost surely, 2^492836251 is an apocalyptic number.

492836251 is a deficient number, since it is larger than the sum of its proper divisors (1).

492836251 is an equidigital number, since it uses as much as digits as its factorization.

492836251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 492836251 is about 22199.9155629025. The cubic root of 492836251 is about 789.8916964172.

The spelling of 492836251 in words is "four hundred ninety-two million, eight hundred thirty-six thousand, two hundred fifty-one".