2266004 has 12 divisors (see below), whose sum is σ = 4270644. Its totient is φ = 1045824.

The previous prime is 2266003. The next prime is 2266021. The reversal of 2266004 is 4006622.

It can be written as a sum of positive squares in 2 ways, for example, as 448900 + 1817104 = 670^2 + 1348^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2266003) 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, 21737 + ... + 21840.

It is an arithmetic number, because the mean of its divisors is an integer number (355887).

2^2266004 is an apocalyptic number.

It is an amenable number.

2266004 is a deficient number, since it is larger than the sum of its proper divisors (2004640).

2266004 is a wasteful number, since it uses less digits than its factorization.

2266004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43594 (or 43592 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2266004 is about 1505.3252140318. The cubic root of 2266004 is about 131.3470200263.

The spelling of 2266004 in words is "two million, two hundred sixty-six thousand, four".