2359881 has 8 divisors (see below), whose sum is σ = 3496160. Its totient is φ = 1573236.

The previous prime is 2359873. The next prime is 2359891. The reversal of 2359881 is 1889532.

It is not a de Polignac number, because 2359881 - 2³ = 2359873 is a prime.

It is a super-2 number, since 2×2359881² = 11138076668322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (2359801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43675 + ... + 43728.

It is an arithmetic number, because the mean of its divisors is an integer number (437020).

2^2359881 is an apocalyptic number.

It is an amenable number.

2359881 is a deficient number, since it is larger than the sum of its proper divisors (1136279).

2359881 is an equidigital number, since it uses as much as digits as its factorization.

2359881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87412 (or 87406 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 2359881 is about 1536.1904178844. The cubic root of 2359881 is about 133.1363668136.

It can be divided in two parts, 2359 and 881, that added together give a triangular number (3240 = T₈₀).

The spelling of 2359881 in words is "two million, three hundred fifty-nine thousand, eight hundred eighty-one".