2087963 has 6 divisors (see below), whose sum is σ = 2183244. Its totient is φ = 1996676.

The previous prime is 2087941. The next prime is 2087983. The reversal of 2087963 is 3697802.

It is not a de Polignac number, because 2087963 - 2¹⁰ = 2086939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2087903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1445 + ... + 2502.

It is an arithmetic number, because the mean of its divisors is an integer number (363874).

2^2087963 is an apocalyptic number.

2087963 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2087963 is a deficient number, since it is larger than the sum of its proper divisors (95281).

2087963 is an equidigital number, since it uses as much as digits as its factorization.

2087963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3993 (or 3970 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 2087963 is about 1444.9785465535. The cubic root of 2087963 is about 127.8127755985.

The spelling of 2087963 in words is "two million, eighty-seven thousand, nine hundred sixty-three".