5393999 has 4 divisors (see below), whose sum is σ = 5808936. Its totient is φ = 4979064.

The previous prime is 5393987. The next prime is 5394061. The reversal of 5393999 is 9993935.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5393999 - 2²⁰ = 4345423 is a prime.

It is a d-powerful number, because it can be written as 5⁷ + 3 + 9³ + 3 + 9³ + 9⁶ + 9⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5393909) 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, 207449 + ... + 207474.

It is an arithmetic number, because the mean of its divisors is an integer number (1452234).

Almost surely, 2^5393999 is an apocalyptic number.

5393999 is a deficient number, since it is larger than the sum of its proper divisors (414937).

5393999 is a wasteful number, since it uses less digits than its factorization.

5393999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414936.

The product of its digits is 295245, while the sum is 47.

The square root of 5393999 is about 2322.4984391814. The cubic root of 5393999 is about 175.3760512022.

The spelling of 5393999 in words is "five million, three hundred ninety-three thousand, nine hundred ninety-nine".