2281606 has 4 divisors (see below), whose sum is σ = 3422412. Its totient is φ = 1140802.

The previous prime is 2281579. The next prime is 2281607. The reversal of 2281606 is 6061822.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2281607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570400 + ... + 570403.

It is an arithmetic number, because the mean of its divisors is an integer number (855603).

2^2281606 is an apocalyptic number.

2281606 is a deficient number, since it is larger than the sum of its proper divisors (1140806).

2281606 is a wasteful number, since it uses less digits than its factorization.

2281606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140805.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 2281606 is about 1510.4985931804. The cubic root of 2281606 is about 131.6477830812.

The spelling of 2281606 in words is "two million, two hundred eighty-one thousand, six hundred six".