2881964 has 6 divisors (see below), whose sum is σ = 5043444. Its totient is φ = 1440980.

The previous prime is 2881951. The next prime is 2882021. The reversal of 2881964 is 4691882.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360242 + ... + 360249.

It is an arithmetic number, because the mean of its divisors is an integer number (840574).

2^2881964 is an apocalyptic number.

It is an amenable number.

2881964 is a deficient number, since it is larger than the sum of its proper divisors (2161480).

2881964 is a wasteful number, since it uses less digits than its factorization.

2881964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720495 (or 720493 counting only the distinct ones).

The product of its digits is 27648, while the sum is 38.

The square root of 2881964 is about 1697.6348252790. The cubic root of 2881964 is about 142.3080662124.

The spelling of 2881964 in words is "two million, eight hundred eighty-one thousand, nine hundred sixty-four".