4618371906 has 24 divisors (see below), whose sum is σ = 10008739260. Its totient is φ = 1539108576.

The previous prime is 4618371899. The next prime is 4618371911. The reversal of 4618371906 is 6091738164.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4615164225 + 3207681 = 67935^2 + 1791^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59980 + ... + 113288.

Almost surely, 2^4618371906 is an apocalyptic number.

4618371906 is an abundant number, since it is smaller than the sum of its proper divisors (5390367354).

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

4618371906 is a wasteful number, since it uses less digits than its factorization.

4618371906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58130 (or 58127 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 4618371906 is about 67958.6043558871. The cubic root of 4618371906 is about 1665.3146433475.

The spelling of 4618371906 in words is "four billion, six hundred eighteen million, three hundred seventy-one thousand, nine hundred six".