2106667080 has 96 divisors (see below), whose sum is σ = 7824772800. Its totient is φ = 481523328.

The previous prime is 2106667061. The next prime is 2106667109. The reversal of 2106667080 is 807666012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 415470 + ... + 420509.

It is an arithmetic number, because the mean of its divisors is an integer number (81508050).

Almost surely, 2^2106667080 is an apocalyptic number.

2106667080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2106667080 is an abundant number, since it is smaller than the sum of its proper divisors (5718105720).

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

2106667080 is a wasteful number, since it uses less digits than its factorization.

2106667080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836003 (or 835996 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 2106667080 is about 45898.4431108507. The cubic root of 2106667080 is about 1281.9329275991.

The spelling of 2106667080 in words is "two billion, one hundred six million, six hundred sixty-seven thousand, eighty".