5398279 has 8 divisors (see below), whose sum is σ = 5545728. Its totient is φ = 5252280.

The previous prime is 5398271. The next prime is 5398297. The reversal of 5398279 is 9728935.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5398279 - 2³ = 5398271 is a prime.

It is a d-powerful number, because it can be written as 5⁹ + 3⁴ + 9 + 8⁷ + 2¹⁹ + 7⁷ + 9² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5398271) 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, 15384 + ... + 15730.

It is an arithmetic number, because the mean of its divisors is an integer number (693216).

Almost surely, 2^5398279 is an apocalyptic number.

5398279 is a deficient number, since it is larger than the sum of its proper divisors (147449).

5398279 is a wasteful number, since it uses less digits than its factorization.

5398279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725.

The product of its digits is 136080, while the sum is 43.

The square root of 5398279 is about 2323.4196779747. The cubic root of 5398279 is about 175.4224244068.

The spelling of 5398279 in words is "five million, three hundred ninety-eight thousand, two hundred seventy-nine".