2569456 has 10 divisors (see below), whose sum is σ = 4978352. Its totient is φ = 1284720.

The previous prime is 2569451. The next prime is 2569459. The reversal of 2569456 is 6549652.

2569456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2569451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80280 + ... + 80311.

2^2569456 is an apocalyptic number.

It is an amenable number.

2569456 is a deficient number, since it is larger than the sum of its proper divisors (2408896).

2569456 is a wasteful number, since it uses less digits than its factorization.

2569456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160599 (or 160593 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 2569456 is about 1602.9522762703. The cubic root of 2569456 is about 136.9663014067.

It can be divided in two parts, 2569 and 456, that added together give a square (3025 = 55²).

The spelling of 2569456 in words is "two million, five hundred sixty-nine thousand, four hundred fifty-six".