2281012 has 6 divisors (see below), whose sum is σ = 3991778. Its totient is φ = 1140504.

The previous prime is 2281003. The next prime is 2281033. The reversal of 2281012 is 2101822.

It can be written as a sum of positive squares in only one way, i.e., 2090916 + 190096 = 1446^2 + 436^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285123 + ... + 285130.

2^2281012 is an apocalyptic number.

It is an amenable number.

2281012 is a deficient number, since it is larger than the sum of its proper divisors (1710766).

2281012 is a wasteful number, since it uses less digits than its factorization.

2281012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570257 (or 570255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 2281012 is about 1510.3019565637. The cubic root of 2281012 is about 131.6363575662.

Adding to 2281012 its reverse (2101822), we get a palindrome (4382834).

It can be divided in two parts, 22810 and 12, that added together give a palindrome (22822).

The spelling of 2281012 in words is "two million, two hundred eighty-one thousand, twelve".