5399906 has 8 divisors (see below), whose sum is σ = 8130780. Its totient is φ = 2689648.

The previous prime is 5399899. The next prime is 5399929. The reversal of 5399906 is 6099935.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4774225 + 625681 = 2185^2 + 791^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4481 + ... + 5556.

Almost surely, 2^5399906 is an apocalyptic number.

5399906 is a deficient number, since it is larger than the sum of its proper divisors (2730874).

5399906 is a wasteful number, since it uses less digits than its factorization.

5399906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10308.

The product of its (nonzero) digits is 65610, while the sum is 41.

The square root of 5399906 is about 2323.7697820567. The cubic root of 5399906 is about 175.4400462955.

The spelling of 5399906 in words is "five million, three hundred ninety-nine thousand, nine hundred six".