1316432 has 20 divisors (see below), whose sum is σ = 2747220. Its totient is φ = 607488.

The previous prime is 1316431. The next prime is 1316437. The reversal of 1316432 is 2346131.

It can be written as a sum of positive squares in 2 ways, for example, as 583696 + 732736 = 764^2 + 856^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2957 + ... + 3372.

It is an arithmetic number, because the mean of its divisors is an integer number (137361).

2^1316432 is an apocalyptic number.

It is an amenable number.

1316432 is an abundant number, since it is smaller than the sum of its proper divisors (1430788).

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

1316432 is a wasteful number, since it uses less digits than its factorization.

1316432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6350 (or 6344 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 1316432 is about 1147.3587058980. The cubic root of 1316432 is about 109.5972045391.

The spelling of 1316432 in words is "one million, three hundred sixteen thousand, four hundred thirty-two".