1316542224 has 80 divisors (see below), whose sum is σ = 3695636480. Its totient is φ = 402330240.

The previous prime is 1316542219. The next prime is 1316542277. The reversal of 1316542224 is 4222456131.

It is a junction number, because it is equal to n+sod(n) for n = 1316542191 and 1316542200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4989 + ... + 51555.

It is an arithmetic number, because the mean of its divisors is an integer number (46195456).

Almost surely, 2^1316542224 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 1316542224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1847818240).

1316542224 is an abundant number, since it is smaller than the sum of its proper divisors (2379094256).

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

1316542224 is a wasteful number, since it uses less digits than its factorization.

1316542224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46628 (or 46622 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 1316542224 is about 36284.1869689814. The cubic root of 1316542224 is about 1096.0026328812.

Adding to 1316542224 its reverse (4222456131), we get a palindrome (5538998355).

The spelling of 1316542224 in words is "one billion, three hundred sixteen million, five hundred forty-two thousand, two hundred twenty-four".