2544266 has 4 divisors (see below), whose sum is σ = 3816402. Its totient is φ = 1272132.

The previous prime is 2544253. The next prime is 2544281. The reversal of 2544266 is 6624452.

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., 2512225 + 32041 = 1585^2 + 179^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636065 + ... + 636068.

2^2544266 is an apocalyptic number.

2544266 is a deficient number, since it is larger than the sum of its proper divisors (1272136).

2544266 is a wasteful number, since it uses less digits than its factorization.

2544266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272135.

The product of its digits is 11520, while the sum is 29.

The square root of 2544266 is about 1595.0755468002. The cubic root of 2544266 is about 136.5172416690.

The spelling of 2544266 in words is "two million, five hundred forty-four thousand, two hundred sixty-six".