5390663 has 4 divisors (see below), whose sum is σ = 5406288. Its totient is φ = 5375040.

The previous prime is 5390659. The next prime is 5390669. The reversal of 5390663 is 3660935.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3660935 = 5 ⋅732187.

It is a cyclic number.

It is not a de Polignac number, because 5390663 - 2² = 5390659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5390669) 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, 7283 + ... + 7988.

It is an arithmetic number, because the mean of its divisors is an integer number (1351572).

Almost surely, 2^5390663 is an apocalyptic number.

5390663 is a deficient number, since it is larger than the sum of its proper divisors (15625).

5390663 is a wasteful number, since it uses less digits than its factorization.

5390663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15624.

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 5390663 is about 2321.7801360163. The cubic root of 5390663 is about 175.3398890919.

The spelling of 5390663 in words is "five million, three hundred ninety thousand, six hundred sixty-three".