2861416 has 8 divisors (see below), whose sum is σ = 5365170. Its totient is φ = 1430704.

The previous prime is 2861399. The next prime is 2861447. The reversal of 2861416 is 6141682.

2861416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2709316 + 152100 = 1646^2 + 390^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178831 + ... + 178846.

2^2861416 is an apocalyptic number.

It is an amenable number.

2861416 is a deficient number, since it is larger than the sum of its proper divisors (2503754).

2861416 is a wasteful number, since it uses less digits than its factorization.

2861416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357683 (or 357679 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 2861416 is about 1691.5720498991. The cubic root of 2861416 is about 141.9690470126.

The spelling of 2861416 in words is "two million, eight hundred sixty-one thousand, four hundred sixteen".