2553782 has 48 divisors (see below), whose sum is σ = 5121792. Its totient is φ = 942480.

The previous prime is 2553781. The next prime is 2553797. The reversal of 2553782 is 2873552.

It is a d-powerful number, because it can be written as 2² + 5⁸ + 5⁹ + 3¹¹ + 7² + 8² + 2¹⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553781) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24743 + ... + 24845.

It is an arithmetic number, because the mean of its divisors is an integer number (106704).

2^2553782 is an apocalyptic number.

2553782 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2553782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

2553782 is a wasteful number, since it uses less digits than its factorization.

2553782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 146 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 2553782 is about 1598.0556936478. The cubic root of 2553782 is about 136.6872293735.

The spelling of 2553782 in words is "two million, five hundred fifty-three thousand, seven hundred eighty-two".