2239959 has 4 divisors (see below), whose sum is σ = 2986616. Its totient is φ = 1493304.

The previous prime is 2239957. The next prime is 2239961. The reversal of 2239959 is 9599322.

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

It is an interprime number because it is at equal distance from previous prime (2239957) and next prime (2239961).

It is not a de Polignac number, because 2239959 - 2¹ = 2239957 is a prime.

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 (2239957) 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, 373324 + ... + 373329.

It is an arithmetic number, because the mean of its divisors is an integer number (746654).

2^2239959 is an apocalyptic number.

2239959 is a deficient number, since it is larger than the sum of its proper divisors (746657).

2239959 is an equidigital number, since it uses as much as digits as its factorization.

2239959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746656.

The product of its digits is 43740, while the sum is 39.

The square root of 2239959 is about 1496.6492575083. The cubic root of 2239959 is about 130.8418541067.

The spelling of 2239959 in words is "two million, two hundred thirty-nine thousand, nine hundred fifty-nine".