492285641 has 2 divisors, whose sum is σ = 492285642. Its totient is φ = 492285640.

The previous prime is 492285637. The next prime is 492285659. The reversal of 492285641 is 146582294.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290532025 + 201753616 = 17045^2 + 14204^2 .

It is a cyclic number.

It is not a de Polignac number, because 492285641 - 2² = 492285637 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (492285601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246142820 + 246142821.

It is an arithmetic number, because the mean of its divisors is an integer number (246142821).

Almost surely, 2^492285641 is an apocalyptic number.

It is an amenable number.

492285641 is a deficient number, since it is larger than the sum of its proper divisors (1).

492285641 is an equidigital number, since it uses as much as digits as its factorization.

492285641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 41.

The square root of 492285641 is about 22187.5109239410. The cubic root of 492285641 is about 789.5974240055.

The spelling of 492285641 in words is "four hundred ninety-two million, two hundred eighty-five thousand, six hundred forty-one".