492507919 has 2 divisors, whose sum is σ = 492507920. Its totient is φ = 492507918.

The previous prime is 492507913. The next prime is 492507929. The reversal of 492507919 is 919705294.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 492507919 - 2¹⁹ = 491983631 is a prime.

It is a super-2 number, since 2×492507919² = 485128100555421122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492507913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246253959 + 246253960.

It is an arithmetic number, because the mean of its divisors is an integer number (246253960).

Almost surely, 2^492507919 is an apocalyptic number.

492507919 is a deficient number, since it is larger than the sum of its proper divisors (1).

492507919 is an equidigital number, since it uses as much as digits as its factorization.

492507919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 46.

The square root of 492507919 is about 22192.5194378646. The cubic root of 492507919 is about 789.7162464347.

The spelling of 492507919 in words is "four hundred ninety-two million, five hundred seven thousand, nine hundred nineteen".