1322542416 has 80 divisors (see below), whose sum is σ = 3684514176. Its totient is φ = 406368768.

The previous prime is 1322542381. The next prime is 1322542423. The reversal of 1322542416 is 6142452231.

It is a congruent number.

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, 762286 + ... + 764018.

Almost surely, 2^1322542416 is an apocalyptic number.

1322542416 is a gapful number since it is divisible by the number (16) 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 1322542416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1842257088).

1322542416 is an abundant number, since it is smaller than the sum of its proper divisors (2361971760).

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

1322542416 is a wasteful number, since it uses less digits than its factorization.

1322542416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980 (or 2974 counting only the distinct ones).

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

The square root of 1322542416 is about 36366.7762662571. The cubic root of 1322542416 is about 1097.6651345620.

Adding to 1322542416 its reverse (6142452231), we get a palindrome (7464994647).

The spelling of 1322542416 in words is "one billion, three hundred twenty-two million, five hundred forty-two thousand, four hundred sixteen".