5398539 has 8 divisors (see below), whose sum is σ = 7268352. Its totient is φ = 3563880.

The previous prime is 5398531. The next prime is 5398543. The reversal of 5398539 is 9358935.

5398539 = 176² + 177² + ... + 278².

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

It is not a de Polignac number, because 5398539 - 2³ = 5398531 is a prime.

5398539 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5398539.

It is not an unprimeable number, because it can be changed into a prime (5398531) 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, 8427 + ... + 9044.

It is an arithmetic number, because the mean of its divisors is an integer number (908544).

Almost surely, 2^5398539 is an apocalyptic number.

5398539 is a deficient number, since it is larger than the sum of its proper divisors (1869813).

5398539 is a wasteful number, since it uses less digits than its factorization.

5398539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17577.

The product of its digits is 145800, while the sum is 42.

The square root of 5398539 is about 2323.4756293105. The cubic root of 5398539 is about 175.4252406808.

The spelling of 5398539 in words is "five million, three hundred ninety-eight thousand, five hundred thirty-nine".