2563061 has 4 divisors (see below), whose sum is σ = 2573292. Its totient is φ = 2552832.

The previous prime is 2563013. The next prime is 2563063. The reversal of 2563061 is 1603652.

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 1575025 + 988036 = 1255^2 + 994^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2563061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2563063) 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, 4730 + ... + 5243.

It is an arithmetic number, because the mean of its divisors is an integer number (643323).

2^2563061 is an apocalyptic number.

It is an amenable number.

2563061 is a deficient number, since it is larger than the sum of its proper divisors (10231).

2563061 is an equidigital number, since it uses as much as digits as its factorization.

2563061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10230.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2563061 is about 1600.9562767296. The cubic root of 2563061 is about 136.8525773129.

The spelling of 2563061 in words is "two million, five hundred sixty-three thousand, sixty-one".