2547012 has 48 divisors (see below), whose sum is σ = 6632640. Its totient is φ = 755328.

The previous prime is 2546987. The next prime is 2547029. The reversal of 2547012 is 2107452.

2547012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 2547012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4243 + ... + 4805.

It is an arithmetic number, because the mean of its divisors is an integer number (138180).

2^2547012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2547012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3316320).

2547012 is an abundant number, since it is smaller than the sum of its proper divisors (4085628).

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

2547012 is a wasteful number, since it uses less digits than its factorization.

2547012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 2547012 is about 1595.9360889459. The cubic root of 2547012 is about 136.5663378929.

Subtracting from 2547012 its product of nonzero digits (560), we obtain a palindrome (2546452).

The spelling of 2547012 in words is "two million, five hundred forty-seven thousand, twelve".