2544066 has 48 divisors (see below), whose sum is σ = 6422208. Its totient is φ = 712800.

The previous prime is 2544049. The next prime is 2544079. The reversal of 2544066 is 6604452.

It is a happy number.

2544066 is a `hidden beast` number, since 254 + 406 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7521 + ... + 7851.

It is an arithmetic number, because the mean of its divisors is an integer number (133796).

2^2544066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2544066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3211104).

2544066 is an abundant number, since it is smaller than the sum of its proper divisors (3878142).

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

2544066 is a wasteful number, since it uses less digits than its factorization.

2544066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2544066 is about 1595.0128526128. The cubic root of 2544066 is about 136.5136644534.

The spelling of 2544066 in words is "two million, five hundred forty-four thousand, sixty-six".