2893866 has 16 divisors (see below), whose sum is σ = 5867904. Its totient is φ = 951264.

The previous prime is 2893861. The next prime is 2893867. The reversal of 2893866 is 6683982.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2866 + ... + 3741.

It is an arithmetic number, because the mean of its divisors is an integer number (366744).

2^2893866 is an apocalyptic number.

2893866 is an abundant number, since it is smaller than the sum of its proper divisors (2974038).

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

2893866 is a wasteful number, since it uses less digits than its factorization.

2893866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6685.

The product of its digits is 124416, while the sum is 42.

The square root of 2893866 is about 1701.1366788121. The cubic root of 2893866 is about 142.5036995038.

It can be divided in two parts, 289386 and 6, that multiplied together give a triangular number (1736316 = T₁₈₆₃).

The spelling of 2893866 in words is "two million, eight hundred ninety-three thousand, eight hundred sixty-six".