2142432404 has 24 divisors (see below), whose sum is σ = 4329044160. Its totient is φ = 908718336.

The previous prime is 2142432379. The next prime is 2142432511. The reversal of 2142432404 is 4042342412.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391694 + ... + 397125.

It is an arithmetic number, because the mean of its divisors is an integer number (180376840).

Almost surely, 2^2142432404 is an apocalyptic number.

It is an amenable number.

2142432404 is an abundant number, since it is smaller than the sum of its proper divisors (2186611756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2142432404 is a wasteful number, since it uses less digits than its factorization.

2142432404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788927 (or 788925 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2142432404 is about 46286.4170572750. The cubic root of 2142432404 is about 1289.1468035730.

Adding to 2142432404 its reverse (4042342412), we get a palindrome (6184774816).

The spelling of 2142432404 in words is "two billion, one hundred forty-two million, four hundred thirty-two thousand, four hundred four".