2132439 has 4 divisors (see below), whose sum is σ = 2843256. Its totient is φ = 1421624.

The previous prime is 2132419. The next prime is 2132461. The reversal of 2132439 is 9342312.

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 2132439 - 2⁵ = 2132407 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132419) 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, 355404 + ... + 355409.

It is an arithmetic number, because the mean of its divisors is an integer number (710814).

2^2132439 is an apocalyptic number.

2132439 is a deficient number, since it is larger than the sum of its proper divisors (710817).

2132439 is an equidigital number, since it uses as much as digits as its factorization.

2132439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710816.

The product of its digits is 1296, while the sum is 24.

The square root of 2132439 is about 1460.2873004995. The cubic root of 2132439 is about 128.7139264885.

The spelling of 2132439 in words is "two million, one hundred thirty-two thousand, four hundred thirty-nine".