2132440446 has 16 divisors (see below), whose sum is σ = 4450310784. Its totient is φ = 679908504.

The previous prime is 2132440421. The next prime is 2132440447. The reversal of 2132440446 is 6440442312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132440447) 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, 7726096 + ... + 7726371.

It is an arithmetic number, because the mean of its divisors is an integer number (278144424).

Almost surely, 2^2132440446 is an apocalyptic number.

2132440446 is an abundant number, since it is smaller than the sum of its proper divisors (2317870338).

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

2132440446 is a wasteful number, since it uses less digits than its factorization.

2132440446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15452495.

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 2132440446 is about 46178.3547346590. The cubic root of 2132440446 is about 1287.1395558198.

Adding to 2132440446 its reverse (6440442312), we get a palindrome (8572882758).

The spelling of 2132440446 in words is "two billion, one hundred thirty-two million, four hundred forty thousand, four hundred forty-six".