498205901 has 2 divisors, whose sum is σ = 498205902. Its totient is φ = 498205900.

The previous prime is 498205889. The next prime is 498205931. The reversal of 498205901 is 109502894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 495952900 + 2253001 = 22270^2 + 1501^2 .

It is a cyclic number.

It is not a de Polignac number, because 498205901 - 2¹⁰ = 498204877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498205931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249102950 + 249102951.

It is an arithmetic number, because the mean of its divisors is an integer number (249102951).

Almost surely, 2^498205901 is an apocalyptic number.

It is an amenable number.

498205901 is a deficient number, since it is larger than the sum of its proper divisors (1).

498205901 is an equidigital number, since it uses as much as digits as its factorization.

498205901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 498205901 is about 22320.5264498846. The cubic root of 498205901 is about 792.7500700547.

The spelling of 498205901 in words is "four hundred ninety-eight million, two hundred five thousand, nine hundred one".