2281436 has 6 divisors (see below), whose sum is σ = 3992520. Its totient is φ = 1140716.

The previous prime is 2281429. The next prime is 2281481. The reversal of 2281436 is 6341822.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285176 + ... + 285183.

It is an arithmetic number, because the mean of its divisors is an integer number (665420).

2^2281436 is an apocalyptic number.

It is an amenable number.

2281436 is a deficient number, since it is larger than the sum of its proper divisors (1711084).

2281436 is a wasteful number, since it uses less digits than its factorization.

2281436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570363 (or 570361 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 2281436 is about 1510.4423193224. The cubic root of 2281436 is about 131.6445133552.

The spelling of 2281436 in words is "two million, two hundred eighty-one thousand, four hundred thirty-six".