7922284542 has 96 divisors (see below), whose sum is σ = 18618792192. Its totient is φ = 2519947584.

The previous prime is 7922284507. The next prime is 7922284543. The reversal of 7922284542 is 2454822297.

7922284542 is a `hidden beast` number, since 7 + 9 + 2 + 22 + 84 + 542 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7922284543) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9243778 + ... + 9244634.

It is an arithmetic number, because the mean of its divisors is an integer number (193945752).

Almost surely, 2^7922284542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7922284542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9309396096).

7922284542 is an abundant number, since it is smaller than the sum of its proper divisors (10696507650).

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

7922284542 is a wasteful number, since it uses less digits than its factorization.

7922284542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724 (or 1712 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 7922284542 is about 89007.2162355390. The cubic root of 7922284542 is about 1993.5026267615.

The spelling of 7922284542 in words is "seven billion, nine hundred twenty-two million, two hundred eighty-four thousand, five hundred forty-two".