2355879 has 4 divisors (see below), whose sum is σ = 3141176. Its totient is φ = 1570584.

The previous prime is 2355853. The next prime is 2355883. The reversal of 2355879 is 9785532.

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

It is not a de Polignac number, because 2355879 - 2¹¹ = 2353831 is a prime.

It is a d-powerful number, because it can be written as 2¹⁶ + 3⁵ + 5⁴ + 5⁶ + 8⁷ + 7⁶ + 9⁵ .

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2355889) 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, 392644 + ... + 392649.

It is an arithmetic number, because the mean of its divisors is an integer number (785294).

2^2355879 is an apocalyptic number.

2355879 is a deficient number, since it is larger than the sum of its proper divisors (785297).

2355879 is an equidigital number, since it uses as much as digits as its factorization.

2355879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785296.

The product of its digits is 75600, while the sum is 39.

The square root of 2355879 is about 1534.8872922791. The cubic root of 2355879 is about 133.0610645401.

The spelling of 2355879 in words is "two million, three hundred fifty-five thousand, eight hundred seventy-nine".