2893864 has 16 divisors (see below), whose sum is σ = 5508000. Its totient is φ = 1425072.

The previous prime is 2893861. The next prime is 2893867. The reversal of 2893864 is 4683982.

It is an interprime number because it is at equal distance from previous prime (2893861) and next prime (2893867).

It is not an unprimeable number, because it can be changed into a prime (2893861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2164 + ... + 3235.

It is an arithmetic number, because the mean of its divisors is an integer number (344250).

2^2893864 is an apocalyptic number.

It is an amenable number.

2893864 is a deficient number, since it is larger than the sum of its proper divisors (2614136).

2893864 is a wasteful number, since it uses less digits than its factorization.

2893864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5472 (or 5468 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 2893864 is about 1701.1360909698. The cubic root of 2893864 is about 142.5036666749.

The spelling of 2893864 in words is "two million, eight hundred ninety-three thousand, eight hundred sixty-four".