496803521 has 2 divisors, whose sum is σ = 496803522. Its totient is φ = 496803520.

The previous prime is 496803499. The next prime is 496803533. The reversal of 496803521 is 125308694.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 495730225 + 1073296 = 22265^2 + 1036^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-496803521 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (496893521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248401760 + 248401761.

It is an arithmetic number, because the mean of its divisors is an integer number (248401761).

Almost surely, 2^496803521 is an apocalyptic number.

It is an amenable number.

496803521 is a deficient number, since it is larger than the sum of its proper divisors (1).

496803521 is an equidigital number, since it uses as much as digits as its factorization.

496803521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 496803521 is about 22289.0897301797. The cubic root of 496803521 is about 792.0055441446.

The spelling of 496803521 in words is "four hundred ninety-six million, eight hundred three thousand, five hundred twenty-one".