5209398 has 24 divisors (see below), whose sum is σ = 11361168. Its totient is φ = 1725072.

The previous prime is 5209397. The next prime is 5209403. The reversal of 5209398 is 8939025.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5209397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2140 + ... + 3872.

It is an arithmetic number, because the mean of its divisors is an integer number (473382).

Almost surely, 2^5209398 is an apocalyptic number.

5209398 is an abundant number, since it is smaller than the sum of its proper divisors (6151770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5209398 is a wasteful number, since it uses less digits than its factorization.

5209398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908 (or 1905 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 5209398 is about 2282.4105677989. The cubic root of 5209398 is about 173.3521289611.

The spelling of 5209398 in words is "five million, two hundred nine thousand, three hundred ninety-eight".