1316488 has 24 divisors (see below), whose sum is σ = 2555550. Its totient is φ = 635712.

The previous prime is 1316479. The next prime is 1316507. The reversal of 1316488 is 8846131.

It can be written as a sum of positive squares in only one way, i.e., 1249924 + 66564 = 1118^2 + 258^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 14748 + ... + 14836.

2^1316488 is an apocalyptic number.

It is an amenable number.

1316488 is a deficient number, since it is larger than the sum of its proper divisors (1239062).

1316488 is an equidigital number, since it uses as much as digits as its factorization.

1316488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 134 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 1316488 is about 1147.3831095149. The cubic root of 1316488 is about 109.5987585772.

The spelling of 1316488 in words is "one million, three hundred sixteen thousand, four hundred eighty-eight".