490731701 has 2 divisors, whose sum is σ = 490731702. Its totient is φ = 490731700.

The previous prime is 490731691. The next prime is 490731713. The reversal of 490731701 is 107137094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321341476 + 169390225 = 17926^2 + 13015^2 .

It is a cyclic number.

It is not a de Polignac number, because 490731701 - 2¹⁰ = 490730677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490731721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245365850 + 245365851.

It is an arithmetic number, because the mean of its divisors is an integer number (245365851).

Almost surely, 2^490731701 is an apocalyptic number.

It is an amenable number.

490731701 is a deficient number, since it is larger than the sum of its proper divisors (1).

490731701 is an equidigital number, since it uses as much as digits as its factorization.

490731701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 490731701 is about 22152.4648967107. The cubic root of 490731701 is about 788.7657386207.

Adding to 490731701 its reverse (107137094), we get a palindrome (597868795).

The spelling of 490731701 in words is "four hundred ninety million, seven hundred thirty-one thousand, seven hundred one".