2083691940 has 48 divisors (see below), whose sum is σ = 6364733760. Its totient is φ = 505137280.

The previous prime is 2083691933. The next prime is 2083691947. The reversal of 2083691940 is 491963802.

2083691940 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2083691933) and next prime (2083691947).

It is a junction number, because it is equal to n+sod(n) for n = 2083691892 and 2083691901.

It is not an unprimeable number, because it can be changed into a prime (2083691947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1577895 + ... + 1579214.

It is an arithmetic number, because the mean of its divisors is an integer number (132598620).

Almost surely, 2^2083691940 is an apocalyptic number.

2083691940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2083691940 is an abundant number, since it is smaller than the sum of its proper divisors (4281041820).

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

2083691940 is a wasteful number, since it uses less digits than its factorization.

2083691940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157132 (or 3157130 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 2083691940 is about 45647.4746289431. The cubic root of 2083691940 is about 1277.2556640973.

The spelling of 2083691940 in words is "two billion, eighty-three million, six hundred ninety-one thousand, nine hundred forty".