7342722642 has 32 divisors (see below), whose sum is σ = 14742870912. Its totient is φ = 2438019584.

The previous prime is 7342722619. The next prime is 7342722679. The reversal of 7342722642 is 2462272437.

It is a self number, because there is not a number n which added to its sum of digits gives 7342722642.

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, 3911008 + ... + 3912884.

It is an arithmetic number, because the mean of its divisors is an integer number (460714716).

Almost surely, 2^7342722642 is an apocalyptic number.

7342722642 is an abundant number, since it is smaller than the sum of its proper divisors (7400148270).

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

7342722642 is a wasteful number, since it uses less digits than its factorization.

7342722642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4082.

The product of its digits is 225792, while the sum is 39.

The square root of 7342722642 is about 85689.6880727197. The cubic root of 7342722642 is about 1943.6543796773.

It can be divided in two parts, 73427 and 22642, that added together give a palindrome (96069).

The spelling of 7342722642 in words is "seven billion, three hundred forty-two million, seven hundred twenty-two thousand, six hundred forty-two".