2091372606 has 24 divisors (see below), whose sum is σ = 4797855504. Its totient is φ = 656116800.

The previous prime is 2091372551. The next prime is 2091372631. The reversal of 2091372606 is 6062731902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3416970 + ... + 3417581.

It is an arithmetic number, because the mean of its divisors is an integer number (199910646).

Almost surely, 2^2091372606 is an apocalyptic number.

2091372606 is an abundant number, since it is smaller than the sum of its proper divisors (2706482898).

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

2091372606 is a wasteful number, since it uses less digits than its factorization.

2091372606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6834576 (or 6834573 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 2091372606 is about 45731.5274837830. The cubic root of 2091372606 is about 1278.8230975033.

The spelling of 2091372606 in words is "two billion, ninety-one million, three hundred seventy-two thousand, six hundred six".