4089692106 has 80 divisors (see below), whose sum is σ = 9369207144. Its totient is φ = 1332878976.

The previous prime is 4089692051. The next prime is 4089692111. The reversal of 4089692106 is 6012969804.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3963332025 + 126360081 = 62955^2 + 11241^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3201940 + ... + 3203216.

Almost surely, 2^4089692106 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4089692106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4684603572).

4089692106 is an abundant number, since it is smaller than the sum of its proper divisors (5279515038).

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

4089692106 is a wasteful number, since it uses less digits than its factorization.

4089692106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717 (or 1708 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 4089692106 is about 63950.7005903766. The cubic root of 4089692106 is about 1599.1782376493.

The spelling of 4089692106 in words is "four billion, eighty-nine million, six hundred ninety-two thousand, one hundred six".