5099806 has 4 divisors (see below), whose sum is σ = 7649712. Its totient is φ = 2549902.

The previous prime is 5099797. The next prime is 5099807. The reversal of 5099806 is 6089905.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5099807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1274950 + ... + 1274953.

It is an arithmetic number, because the mean of its divisors is an integer number (1912428).

Almost surely, 2^5099806 is an apocalyptic number.

5099806 is a deficient number, since it is larger than the sum of its proper divisors (2549906).

5099806 is a wasteful number, since it uses less digits than its factorization.

5099806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549905.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 5099806 is about 2258.2750053968. The cubic root of 5099806 is about 172.1278794808.

Subtracting 5099806 from its reverse (6089905), we obtain a palindrome (990099).

It can be divided in two parts, 50 and 99806, that added together give a square (99856 = 316²).

The spelling of 5099806 in words is "five million, ninety-nine thousand, eight hundred six".