2539061 has 4 divisors (see below), whose sum is σ = 2901792. Its totient is φ = 2176332.

The previous prime is 2539049. The next prime is 2539063. The reversal of 2539061 is 1609352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2539061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2539061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2539063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181355 + ... + 181368.

It is an arithmetic number, because the mean of its divisors is an integer number (725448).

2^2539061 is an apocalyptic number.

It is an amenable number.

2539061 is a deficient number, since it is larger than the sum of its proper divisors (362731).

2539061 is an equidigital number, since it uses as much as digits as its factorization.

2539061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362730.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 2539061 is about 1593.4431273190. The cubic root of 2539061 is about 136.4240835176.

The spelling of 2539061 in words is "two million, five hundred thirty-nine thousand, sixty-one".