2560546 has 8 divisors (see below), whose sum is σ = 3861504. Its totient is φ = 1273380.

The previous prime is 2560543. The next prime is 2560549. The reversal of 2560546 is 6450652.

It is an interprime number because it is at equal distance from previous prime (2560543) and next prime (2560549).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2560543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2970 + ... + 3733.

It is an arithmetic number, because the mean of its divisors is an integer number (482688).

2^2560546 is an apocalyptic number.

2560546 is a deficient number, since it is larger than the sum of its proper divisors (1300958).

2560546 is a wasteful number, since it uses less digits than its factorization.

2560546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6896.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2560546 is about 1600.1706159032. The cubic root of 2560546 is about 136.8078005310.

It can be divided in two parts, 25605 and 46, that added together give a triangular number (25651 = T₂₂₆).

The spelling of 2560546 in words is "two million, five hundred sixty thousand, five hundred forty-six".