1326432 has 48 divisors (see below), whose sum is σ = 3577392. Its totient is φ = 430080.

The previous prime is 1326427. The next prime is 1326443. The reversal of 1326432 is 2346231.

It is a happy number.

1326432 is nontrivially palindromic in base 11.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1326399 and 1326408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3768 + ... + 4104.

It is an arithmetic number, because the mean of its divisors is an integer number (74529).

2^1326432 is an apocalyptic number.

1326432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1326432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1788696).

1326432 is an abundant number, since it is smaller than the sum of its proper divisors (2250960).

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

1326432 is a wasteful number, since it uses less digits than its factorization.

1326432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391 (or 383 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 1326432 is about 1151.7082964015. The cubic root of 1326432 is about 109.8740155430.

The spelling of 1326432 in words is "one million, three hundred twenty-six thousand, four hundred thirty-two".