498311641 has 2 divisors, whose sum is σ = 498311642. Its totient is φ = 498311640.

The previous prime is 498311617. The next prime is 498311659. The reversal of 498311641 is 146113894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 367872400 + 130439241 = 19180^2 + 11421^2 .

It is a cyclic number.

It is not a de Polignac number, because 498311641 - 2¹⁵ = 498278873 is a prime.

It is a super-2 number, since 2×498311641² = 496628983112225762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 498311641.

It is not a weakly prime, because it can be changed into another prime (498311941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249155820 + 249155821.

It is an arithmetic number, because the mean of its divisors is an integer number (249155821).

Almost surely, 2^498311641 is an apocalyptic number.

It is an amenable number.

498311641 is a deficient number, since it is larger than the sum of its proper divisors (1).

498311641 is an equidigital number, since it uses as much as digits as its factorization.

498311641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 37.

The square root of 498311641 is about 22322.8949959453. The cubic root of 498311641 is about 792.8061509257.

The spelling of 498311641 in words is "four hundred ninety-eight million, three hundred eleven thousand, six hundred forty-one".