2273604 has 12 divisors (see below), whose sum is σ = 5305104. Its totient is φ = 757864.

The previous prime is 2273603. The next prime is 2273651. The reversal of 2273604 is 4063722.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2273603) 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, 94722 + ... + 94745.

It is an arithmetic number, because the mean of its divisors is an integer number (442092).

2^2273604 is an apocalyptic number.

It is an amenable number.

2273604 is an abundant number, since it is smaller than the sum of its proper divisors (3031500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2273604 is a wasteful number, since it uses less digits than its factorization.

2273604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189474 (or 189472 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 2273604 is about 1507.8474723924. The cubic root of 2273604 is about 131.4936987058.

The spelling of 2273604 in words is "two million, two hundred seventy-three thousand, six hundred four".