2012550 has 24 divisors (see below), whose sum is σ = 4991496. Its totient is φ = 536640.

The previous prime is 2012533. The next prime is 2012597. The reversal of 2012550 is 552102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6559 + ... + 6858.

It is an arithmetic number, because the mean of its divisors is an integer number (207979).

2^2012550 is an apocalyptic number.

2012550 is an abundant number, since it is smaller than the sum of its proper divisors (2978946).

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

2012550 is a wasteful number, since it uses less digits than its factorization.

2012550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13432 (or 13427 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 2012550 is about 1418.6437184861. The cubic root of 2012550 is about 126.2550891652.

Adding to 2012550 its reverse (552102), we get a palindrome (2564652).

The spelling of 2012550 in words is "two million, twelve thousand, five hundred fifty".