2545267 has 4 divisors (see below), whose sum is σ = 2614096. Its totient is φ = 2476440.

The previous prime is 2545261. The next prime is 2545271. The reversal of 2545267 is 7625452.

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

It is a cyclic number.

It is not a de Polignac number, because 2545267 - 2¹⁹ = 2020979 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹¹ + 5 + 4⁸ + 5⁹ + 2¹⁹ + 6³ + 7² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545261) 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 in 3 ways as a sum of consecutive naturals, for example, 34359 + ... + 34432.

It is an arithmetic number, because the mean of its divisors is an integer number (653524).

2^2545267 is an apocalyptic number.

2545267 is a deficient number, since it is larger than the sum of its proper divisors (68829).

2545267 is an equidigital number, since it uses as much as digits as its factorization.

2545267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68828.

The product of its digits is 16800, while the sum is 31.

The square root of 2545267 is about 1595.3892941850. The cubic root of 2545267 is about 136.5351428163.

The spelling of 2545267 in words is "two million, five hundred forty-five thousand, two hundred sixty-seven".