898746497 has 18 divisors (see below), whose sum is σ = 1047573702. Its totient is φ = 767817600.

The previous prime is 898746479. The next prime is 898746547. The reversal of 898746497 is 794647898.

It can be written as a sum of positive squares in 3 ways, for example, as 511483456 + 387263041 = 22616^2 + 19679^2 .

It is not a de Polignac number, because 898746497 - 2¹⁰ = 898745473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (898746427) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1359347 + ... + 1360007.

It is an arithmetic number, because the mean of its divisors is an integer number (58198539).

Almost surely, 2^898746497 is an apocalyptic number.

It is an amenable number.

898746497 is a deficient number, since it is larger than the sum of its proper divisors (148827205).

898746497 is an equidigital number, since it uses as much as digits as its factorization.

898746497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361 (or 689 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 62.

The square root of 898746497 is about 29979.1010038660. The cubic root of 898746497 is about 965.0409378858.

The spelling of 898746497 in words is "eight hundred ninety-eight million, seven hundred forty-six thousand, four hundred ninety-seven".