2559061 has 4 divisors (see below), whose sum is σ = 2709612. Its totient is φ = 2408512.

The previous prime is 2559043. The next prime is 2559071. The reversal of 2559061 is 1609552.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2160900 + 398161 = 1470^2 + 631^2 .

It is a cyclic number.

It is not a de Polignac number, because 2559061 - 2¹¹ = 2557013 is a prime.

It is a Duffinian number.

2559061 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2559041) 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, 75250 + ... + 75283.

It is an arithmetic number, because the mean of its divisors is an integer number (677403).

2^2559061 is an apocalyptic number.

It is an amenable number.

2559061 is a deficient number, since it is larger than the sum of its proper divisors (150551).

2559061 is a wasteful number, since it uses less digits than its factorization.

2559061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150550.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 2559061 is about 1599.7065355871. The cubic root of 2559061 is about 136.7813479865.

It can be divided in two parts, 25590 and 61, that added together give a triangular number (25651 = T₂₂₆).

The spelling of 2559061 in words is "two million, five hundred fifty-nine thousand, sixty-one".