5398667 has 4 divisors (see below), whose sum is σ = 5404080. Its totient is φ = 5393256.

The previous prime is 5398597. The next prime is 5398697. The reversal of 5398667 is 7668935.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5398667 - 2¹⁴ = 5382283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5398697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 728 + ... + 3365.

It is an arithmetic number, because the mean of its divisors is an integer number (1351020).

Almost surely, 2^5398667 is an apocalyptic number.

5398667 is a deficient number, since it is larger than the sum of its proper divisors (5413).

5398667 is a wasteful number, since it uses less digits than its factorization.

5398667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5412.

The product of its digits is 272160, while the sum is 44.

The square root of 5398667 is about 2323.5031740886. The cubic root of 5398667 is about 175.4266271209.

The spelling of 5398667 in words is "five million, three hundred ninety-eight thousand, six hundred sixty-seven".