2091939110 has 8 divisors (see below), whose sum is σ = 3765490416. Its totient is φ = 836775640.

The previous prime is 2091939107. The next prime is 2091939127. The reversal of 2091939110 is 119391902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104596946 + ... + 104596965.

It is an arithmetic number, because the mean of its divisors is an integer number (470686302).

Almost surely, 2^2091939110 is an apocalyptic number.

2091939110 is a deficient number, since it is larger than the sum of its proper divisors (1673551306).

2091939110 is a wasteful number, since it uses less digits than its factorization.

2091939110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209193918.

The product of its (nonzero) digits is 4374, while the sum is 35.

The square root of 2091939110 is about 45737.7208658236. The cubic root of 2091939110 is about 1278.9385548501.

The spelling of 2091939110 in words is "two billion, ninety-one million, nine hundred thirty-nine thousand, one hundred ten".