490745683 has 2 divisors, whose sum is σ = 490745684. Its totient is φ = 490745682.

The previous prime is 490745599. The next prime is 490745693. The reversal of 490745683 is 386547094.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-490745683 is a prime.

It is not a weakly prime, because it can be changed into another prime (490745693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245372841 + 245372842.

It is an arithmetic number, because the mean of its divisors is an integer number (245372842).

Almost surely, 2^490745683 is an apocalyptic number.

490745683 is a deficient number, since it is larger than the sum of its proper divisors (1).

490745683 is an equidigital number, since it uses as much as digits as its factorization.

490745683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 490745683 is about 22152.7804801113. The cubic root of 490745683 is about 788.7732297595.

The spelling of 490745683 in words is "four hundred ninety million, seven hundred forty-five thousand, six hundred eighty-three".