5298391 has 8 divisors (see below), whose sum is σ = 6082560. Its totient is φ = 4521048.

The previous prime is 5298383. The next prime is 5298401. The reversal of 5298391 is 1938925.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5298391 - 2³ = 5298383 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5298391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5298341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90 + ... + 3256.

It is an arithmetic number, because the mean of its divisors is an integer number (760320).

Almost surely, 2^5298391 is an apocalyptic number.

5298391 is a deficient number, since it is larger than the sum of its proper divisors (784169).

5298391 is a wasteful number, since it uses less digits than its factorization.

5298391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413.

The product of its digits is 19440, while the sum is 37.

The square root of 5298391 is about 2301.8234076488. The cubic root of 5298391 is about 174.3336948624. Note that the first 3 decimals are identical.

The spelling of 5298391 in words is "five million, two hundred ninety-eight thousand, three hundred ninety-one".