490511677 has 2 divisors, whose sum is σ = 490511678. Its totient is φ = 490511676.

The previous prime is 490511669. The next prime is 490511683. The reversal of 490511677 is 776115094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 274598041 + 215913636 = 16571^2 + 14694^2 .

It is a cyclic number.

It is not a de Polignac number, because 490511677 - 2³ = 490511669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490511617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245255838 + 245255839.

It is an arithmetic number, because the mean of its divisors is an integer number (245255839).

Almost surely, 2^490511677 is an apocalyptic number.

It is an amenable number.

490511677 is a deficient number, since it is larger than the sum of its proper divisors (1).

490511677 is an equidigital number, since it uses as much as digits as its factorization.

490511677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 490511677 is about 22147.4982108589. The cubic root of 490511677 is about 788.6478375788.

The spelling of 490511677 in words is "four hundred ninety million, five hundred eleven thousand, six hundred seventy-seven".