2601959 has 4 divisors (see below), whose sum is σ = 2646120. Its totient is φ = 2557800.

The previous prime is 2601943. The next prime is 2601979. The reversal of 2601959 is 9591062.

2601959 = T₂₆₇ + T₂₆₈ + ... + T₃₂₅.

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

It is a cyclic number.

It is not a de Polignac number, because 2601959 - 2⁴ = 2601943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2601979) 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, 21992 + ... + 22109.

It is an arithmetic number, because the mean of its divisors is an integer number (661530).

2^2601959 is an apocalyptic number.

2601959 is a deficient number, since it is larger than the sum of its proper divisors (44161).

2601959 is an equidigital number, since it uses as much as digits as its factorization.

2601959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44160.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 2601959 is about 1613.0588953910. The cubic root of 2601959 is about 137.5414134208.

It can be divided in two parts, 26019 and 59, that multiplied together give a square (1535121 = 1239²).

The spelling of 2601959 in words is "two million, six hundred one thousand, nine hundred fifty-nine".