2281508 has 12 divisors (see below), whose sum is σ = 4166400. Its totient is φ = 1091112.

The previous prime is 2281493. The next prime is 2281529. The reversal of 2281508 is 8051822.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12308 + ... + 12491.

It is an arithmetic number, because the mean of its divisors is an integer number (347200).

2^2281508 is an apocalyptic number.

It is an amenable number.

2281508 is a deficient number, since it is larger than the sum of its proper divisors (1884892).

2281508 is a wasteful number, since it uses less digits than its factorization.

2281508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24826 (or 24824 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 2281508 is about 1510.4661532123. The cubic root of 2281508 is about 131.6458982002.

The spelling of 2281508 in words is "two million, two hundred eighty-one thousand, five hundred eight".