492039547 has 2 divisors, whose sum is σ = 492039548. Its totient is φ = 492039546.

The previous prime is 492039539. The next prime is 492039557. The reversal of 492039547 is 745930294.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 492039547 - 2³ = 492039539 is a prime.

It is not a weakly prime, because it can be changed into another prime (492039557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246019773 + 246019774.

It is an arithmetic number, because the mean of its divisors is an integer number (246019774).

Almost surely, 2^492039547 is an apocalyptic number.

492039547 is a deficient number, since it is larger than the sum of its proper divisors (1).

492039547 is an equidigital number, since it uses as much as digits as its factorization.

492039547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 492039547 is about 22181.9644531317. The cubic root of 492039547 is about 789.4658286059.

The spelling of 492039547 in words is "four hundred ninety-two million, thirty-nine thousand, five hundred forty-seven".