2281004 has 24 divisors (see below), whose sum is σ = 4451328. Its totient is φ = 1013840.

The previous prime is 2281003. The next prime is 2281033. The reversal of 2281004 is 4001822.

It is not an unprimeable number, because it can be changed into a prime (2281001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1517 + ... + 2619.

It is an arithmetic number, because the mean of its divisors is an integer number (185472).

2^2281004 is an apocalyptic number.

It is an amenable number.

2281004 is a deficient number, since it is larger than the sum of its proper divisors (2170324).

2281004 is a wasteful number, since it uses less digits than its factorization.

2281004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2281004 is about 1510.2993080843. The cubic root of 2281004 is about 131.6362036737.

Adding to 2281004 its reverse (4001822), we get a palindrome (6282826).

The spelling of 2281004 in words is "two million, two hundred eighty-one thousand, four".