2285764 has 24 divisors (see below), whose sum is σ = 4357080. Its totient is φ = 1042944.

The previous prime is 2285747. The next prime is 2285779. The reversal of 2285764 is 4675822.

It can be written as a sum of positive squares in 4 ways, for example, as 160000 + 2125764 = 400^2 + 1458^2 .

It is a d-powerful number, because it can be written as 2¹⁸ + 2²⁰ + 8² + 5⁷ + 7⁷ + 6⁵ + 4⁸ .

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, 5682 + ... + 6070.

It is an arithmetic number, because the mean of its divisors is an integer number (181545).

2^2285764 is an apocalyptic number.

It is an amenable number.

2285764 is a deficient number, since it is larger than the sum of its proper divisors (2071316).

2285764 is a wasteful number, since it uses less digits than its factorization.

2285764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519 (or 517 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The square root of 2285764 is about 1511.8743334021. The cubic root of 2285764 is about 131.7277062137.

The spelling of 2285764 in words is "two million, two hundred eighty-five thousand, seven hundred sixty-four".