2545528 has 8 divisors (see below), whose sum is σ = 4772880. Its totient is φ = 1272760.

The previous prime is 2545523. The next prime is 2545553. The reversal of 2545528 is 8255452.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2545528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159088 + ... + 159103.

It is an arithmetic number, because the mean of its divisors is an integer number (596610).

2^2545528 is an apocalyptic number.

It is an amenable number.

2545528 is a deficient number, since it is larger than the sum of its proper divisors (2227352).

2545528 is a wasteful number, since it uses less digits than its factorization.

2545528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318197 (or 318193 counting only the distinct ones).

The product of its digits is 16000, while the sum is 31.

The square root of 2545528 is about 1595.4710903053. The cubic root of 2545528 is about 136.5398095768.

The spelling of 2545528 in words is "two million, five hundred forty-five thousand, five hundred twenty-eight".