2141432 has 8 divisors (see below), whose sum is σ = 4015200. Its totient is φ = 1070712.

The previous prime is 2141417. The next prime is 2141437. The reversal of 2141432 is 2341412.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 2141432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133832 + ... + 133847.

It is an arithmetic number, because the mean of its divisors is an integer number (501900).

2^2141432 is an apocalyptic number.

It is an amenable number.

2141432 is a deficient number, since it is larger than the sum of its proper divisors (1873768).

2141432 is a wasteful number, since it uses less digits than its factorization.

2141432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267685 (or 267681 counting only the distinct ones).

The product of its digits is 192, while the sum is 17.

The square root of 2141432 is about 1463.3632495044. The cubic root of 2141432 is about 128.8946117598.

Subtracting from 2141432 its sum of digits (17), we obtain a triangular number (2141415 = T₂₀₆₉).

Adding to 2141432 its reverse (2341412), we get a palindrome (4482844).

The spelling of 2141432 in words is "two million, one hundred forty-one thousand, four hundred thirty-two".