2564086 has 16 divisors (see below), whose sum is σ = 4587264. Its totient is φ = 1050984.

The previous prime is 2564077. The next prime is 2564101. The reversal of 2564086 is 6804652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3660 + ... + 4303.

It is an arithmetic number, because the mean of its divisors is an integer number (286704).

2^2564086 is an apocalyptic number.

2564086 is a deficient number, since it is larger than the sum of its proper divisors (2023178).

2564086 is a wasteful number, since it uses less digits than its factorization.

2564086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7995.

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

The square root of 2564086 is about 1601.2763659032. The cubic root of 2564086 is about 136.8708178980.

The spelling of 2564086 in words is "two million, five hundred sixty-four thousand, eighty-six".