5039906 has 4 divisors (see below), whose sum is σ = 7559862. Its totient is φ = 2519952.

The previous prime is 5039891. The next prime is 5039911. The reversal of 5039906 is 6099305.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6099305 = 5 ⋅1219861.

It can be written as a sum of positive squares in only one way, i.e., 4165681 + 874225 = 2041^2 + 935^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1259975 + ... + 1259978.

Almost surely, 2^5039906 is an apocalyptic number.

5039906 is a deficient number, since it is larger than the sum of its proper divisors (2519956).

5039906 is a wasteful number, since it uses less digits than its factorization.

5039906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519955.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 5039906 is about 2244.9734965028. The cubic root of 5039906 is about 171.4513117320.

The spelling of 5039906 in words is "five million, thirty-nine thousand, nine hundred six".