492949741 has 2 divisors, whose sum is σ = 492949742. Its totient is φ = 492949740.

The previous prime is 492949727. The next prime is 492949781. The reversal of 492949741 is 147949294.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 485276841 + 7672900 = 22029^2 + 2770^2 .

It is a cyclic number.

It is not a de Polignac number, because 492949741 - 2⁹ = 492949229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492949781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246474870 + 246474871.

It is an arithmetic number, because the mean of its divisors is an integer number (246474871).

Almost surely, 2^492949741 is an apocalyptic number.

It is an amenable number.

492949741 is a deficient number, since it is larger than the sum of its proper divisors (1).

492949741 is an equidigital number, since it uses as much as digits as its factorization.

492949741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 49.

The square root of 492949741 is about 22202.4715065688. The cubic root of 492949741 is about 789.9523236730.

The spelling of 492949741 in words is "four hundred ninety-two million, nine hundred forty-nine thousand, seven hundred forty-one".