5390805 has 16 divisors (see below), whose sum is σ = 9857664. Its totient is φ = 2464320.

The previous prime is 5390797. The next prime is 5390821. The reversal of 5390805 is 5080935.

It is not a de Polignac number, because 5390805 - 2³ = 5390797 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25566 + ... + 25775.

It is an arithmetic number, because the mean of its divisors is an integer number (616104).

Almost surely, 2^5390805 is an apocalyptic number.

It is an amenable number.

5390805 is a deficient number, since it is larger than the sum of its proper divisors (4466859).

5390805 is a wasteful number, since it uses less digits than its factorization.

5390805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51356.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 5390805 is about 2321.8107157992. The cubic root of 5390805 is about 175.3414286704.

The spelling of 5390805 in words is "five million, three hundred ninety thousand, eight hundred five".