1316242 has 8 divisors (see below), whose sum is σ = 2090556. Its totient is φ = 619392.

The previous prime is 1316239. The next prime is 1316251. The reversal of 1316242 is 2426131.

It can be written as a sum of positive squares in 2 ways, for example, as 1185921 + 130321 = 1089^2 + 361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19323 + ... + 19390.

2^1316242 is an apocalyptic number.

1316242 is a deficient number, since it is larger than the sum of its proper divisors (774314).

1316242 is a wasteful number, since it uses less digits than its factorization.

1316242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38732.

The product of its digits is 288, while the sum is 19.

The square root of 1316242 is about 1147.2759040440. The cubic root of 1316242 is about 109.5919315814.

The spelling of 1316242 in words is "one million, three hundred sixteen thousand, two hundred forty-two".