1342432 has 48 divisors (see below), whose sum is σ = 3259872. Its totient is φ = 529920.

The previous prime is 1342423. The next prime is 1342433. The reversal of 1342432 is 2342431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2682 + ... + 3142.

It is an arithmetic number, because the mean of its divisors is an integer number (67914).

2^1342432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1629936).

1342432 is an abundant number, since it is smaller than the sum of its proper divisors (1917440).

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

1342432 is a wasteful number, since it uses less digits than its factorization.

1342432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 483 counting only the distinct ones).

The product of its digits is 576, while the sum is 19.

The square root of 1342432 is about 1158.6336780881. The cubic root of 1342432 is about 110.3140337563.

Adding to 1342432 its reverse (2342431), we get a palindrome (3684863).

Subtracting 1342432 from its reverse (2342431), we obtain a palindrome (999999).

It can be divided in two parts, 13424 and 32, that added together give a square (13456 = 116²).

The spelling of 1342432 in words is "one million, three hundred forty-two thousand, four hundred thirty-two".