2845564 has 12 divisors (see below), whose sum is σ = 5101488. Its totient is φ = 1388000.

The previous prime is 2845561. The next prime is 2845571. The reversal of 2845564 is 4655482.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2845561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8512 + ... + 8839.

It is an arithmetic number, because the mean of its divisors is an integer number (425124).

2^2845564 is an apocalyptic number.

It is an amenable number.

2845564 is a deficient number, since it is larger than the sum of its proper divisors (2255924).

2845564 is a wasteful number, since it uses less digits than its factorization.

2845564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17396 (or 17394 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 2845564 is about 1686.8799601631. The cubic root of 2845564 is about 141.7063959314.

The spelling of 2845564 in words is "two million, eight hundred forty-five thousand, five hundred sixty-four".