490497829 has 2 divisors, whose sum is σ = 490497830. Its totient is φ = 490497828.

The previous prime is 490497827. The next prime is 490497859. The reversal of 490497829 is 928794094.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405821025 + 84676804 = 20145^2 + 9202^2 .

It is a cyclic number.

It is not a de Polignac number, because 490497829 - 2¹ = 490497827 is a prime.

Together with 490497827, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490497823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245248914 + 245248915.

It is an arithmetic number, because the mean of its divisors is an integer number (245248915).

Almost surely, 2^490497829 is an apocalyptic number.

It is an amenable number.

490497829 is a deficient number, since it is larger than the sum of its proper divisors (1).

490497829 is an equidigital number, since it uses as much as digits as its factorization.

490497829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 490497829 is about 22147.1855774046. The cubic root of 490497829 is about 788.6404158744.

The spelling of 490497829 in words is "four hundred ninety million, four hundred ninety-seven thousand, eight hundred twenty-nine".