5218850406 has 32 divisors (see below), whose sum is σ = 13013238528. Its totient is φ = 1355545440.

The previous prime is 5218850401. The next prime is 5218850459. The reversal of 5218850406 is 6040588125.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5218850401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5647645 + ... + 5648568.

It is an arithmetic number, because the mean of its divisors is an integer number (406663704).

Almost surely, 2^5218850406 is an apocalyptic number.

5218850406 is an abundant number, since it is smaller than the sum of its proper divisors (7794388122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5218850406 is a wasteful number, since it uses less digits than its factorization.

5218850406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11296236.

The product of its (nonzero) digits is 76800, while the sum is 39.

The square root of 5218850406 is about 72241.6113192390. The cubic root of 5218850406 is about 1734.5691423767.

The spelling of 5218850406 in words is "five billion, two hundred eighteen million, eight hundred fifty thousand, four hundred six".