2289012 has 24 divisors (see below), whose sum is σ = 5826912. Its totient is φ = 693600.

The previous prime is 2288953. The next prime is 2289013. The reversal of 2289012 is 2109822.

It is a super-2 number, since 2×2289012² = 10479151872288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289013) 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, 8539 + ... + 8802.

It is an arithmetic number, because the mean of its divisors is an integer number (242788).

2^2289012 is an apocalyptic number.

2289012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2289012 is an abundant number, since it is smaller than the sum of its proper divisors (3537900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2289012 is a wasteful number, since it uses less digits than its factorization.

2289012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17359 (or 17357 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2289012 is about 1512.9481154356. The cubic root of 2289012 is about 131.7900703503.

The spelling of 2289012 in words is "two million, two hundred eighty-nine thousand, twelve".