498395501 has 2 divisors, whose sum is σ = 498395502. Its totient is φ = 498395500.

The previous prime is 498395453. The next prime is 498395531. The reversal of 498395501 is 105593894.

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., 497334601 + 1060900 = 22301^2 + 1030^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498395501 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498395531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249197750 + 249197751.

It is an arithmetic number, because the mean of its divisors is an integer number (249197751).

Almost surely, 2^498395501 is an apocalyptic number.

It is an amenable number.

498395501 is a deficient number, since it is larger than the sum of its proper divisors (1).

498395501 is an equidigital number, since it uses as much as digits as its factorization.

498395501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 498395501 is about 22324.7732575272. The cubic root of 498395501 is about 792.8506217543.

The spelling of 498395501 in words is "four hundred ninety-eight million, three hundred ninety-five thousand, five hundred one".