598438369 has 9 divisors (see below), whose sum is σ = 636153427. Its totient is φ = 562844704.

The previous prime is 598438319. The next prime is 598438417. The reversal of 598438369 is 963834895.

The square root of 598438369 is 24463.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 465912225 + 132526144 = 21585^2 + 11512^2 .

It is not a de Polignac number, because 598438369 - 2¹³ = 598430177 is a prime.

It is a super-2 number, since 2×598438369² = 716256962982760322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (598438319) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 415152 + ... + 416590.

Almost surely, 2^598438369 is an apocalyptic number.

598438369 is the 24463-rd square number.

598438369 is the 12232-nd centered octagonal number.

It is an amenable number.

598438369 is a deficient number, since it is larger than the sum of its proper divisors (37715058).

598438369 is an frugal number, since it uses more digits than its factorization.

598438369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2912 (or 1456 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 55.

The cubic root of 598438369 is about 842.7002903249.

The spelling of 598438369 in words is "five hundred ninety-eight million, four hundred thirty-eight thousand, three hundred sixty-nine".