2083691902 has 4 divisors (see below), whose sum is σ = 3125537856. Its totient is φ = 1041845950.

The previous prime is 2083691891. The next prime is 2083691933. The reversal of 2083691902 is 2091963802.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520922974 + ... + 520922977.

It is an arithmetic number, because the mean of its divisors is an integer number (781384464).

Almost surely, 2^2083691902 is an apocalyptic number.

2083691902 is a deficient number, since it is larger than the sum of its proper divisors (1041845954).

2083691902 is a wasteful number, since it uses less digits than its factorization.

2083691902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041845953.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 2083691902 is about 45647.4742127097. The cubic root of 2083691902 is about 1277.2556563329.

The spelling of 2083691902 in words is "two billion, eighty-three million, six hundred ninety-one thousand, nine hundred two".