496881257 has 2 divisors, whose sum is σ = 496881258. Its totient is φ = 496881256.

The previous prime is 496881247. The next prime is 496881263. The reversal of 496881257 is 752188694.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 329023321 + 167857936 = 18139^2 + 12956^2 .

It is a cyclic number.

It is not a de Polignac number, because 496881257 - 2¹⁶ = 496815721 is a prime.

It is not a weakly prime, because it can be changed into another prime (496881247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248440628 + 248440629.

It is an arithmetic number, because the mean of its divisors is an integer number (248440629).

Almost surely, 2^496881257 is an apocalyptic number.

It is an amenable number.

496881257 is a deficient number, since it is larger than the sum of its proper divisors (1).

496881257 is an equidigital number, since it uses as much as digits as its factorization.

496881257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 50.

The square root of 496881257 is about 22290.8334747716. The cubic root of 496881257 is about 792.0468509721.

The spelling of 496881257 in words is "four hundred ninety-six million, eight hundred eighty-one thousand, two hundred fifty-seven".