2545882 has 4 divisors (see below), whose sum is σ = 3818826. Its totient is φ = 1272940.

The previous prime is 2545861. The next prime is 2545883. The reversal of 2545882 is 2885452.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2468041 + 77841 = 1571^2 + 279^2 .

It is not an unprimeable number, because it can be changed into a prime (2545883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636469 + ... + 636472.

2^2545882 is an apocalyptic number.

2545882 is a deficient number, since it is larger than the sum of its proper divisors (1272944).

2545882 is a wasteful number, since it uses less digits than its factorization.

2545882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272943.

The product of its digits is 25600, while the sum is 34.

The square root of 2545882 is about 1595.5820254691. The cubic root of 2545882 is about 136.5461386962.

The spelling of 2545882 in words is "two million, five hundred forty-five thousand, eight hundred eighty-two".