2865622 has 16 divisors (see below), whose sum is σ = 4607280. Its totient is φ = 1331968.

The previous prime is 2865617. The next prime is 2865623. The reversal of 2865622 is 2265682.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2865623) 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, 2553 + ... + 3499.

It is an arithmetic number, because the mean of its divisors is an integer number (287955).

2^2865622 is an apocalyptic number.

2865622 is a deficient number, since it is larger than the sum of its proper divisors (1741658).

2865622 is a wasteful number, since it uses less digits than its factorization.

2865622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055.

The product of its digits is 11520, while the sum is 31.

The square root of 2865622 is about 1692.8148156251. The cubic root of 2865622 is about 142.0385731353.

The spelling of 2865622 in words is "two million, eight hundred sixty-five thousand, six hundred twenty-two".