2093864 has 16 divisors (see below), whose sum is σ = 4053120. Its totient is φ = 1013040.

The previous prime is 2093863. The next prime is 2093869. The reversal of 2093864 is 4683902.

It is a self number, because there is not a number n which added to its sum of digits gives 2093864.

It is not an unprimeable number, because it can be changed into a prime (2093863) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3974 + ... + 4469.

It is an arithmetic number, because the mean of its divisors is an integer number (253320).

2^2093864 is an apocalyptic number.

It is an amenable number.

2093864 is a deficient number, since it is larger than the sum of its proper divisors (1959256).

2093864 is a wasteful number, since it uses less digits than its factorization.

2093864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8480 (or 8476 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2093864 is about 1447.0190047128. The cubic root of 2093864 is about 127.9330704783.

The spelling of 2093864 in words is "two million, ninety-three thousand, eight hundred sixty-four".