7385742722 has 18 divisors (see below), whose sum is σ = 11258847747. Its totient is φ = 3633743124.

The previous prime is 7385742677. The next prime is 7385742751. The reversal of 7385742722 is 2272475837.

It can be written as a sum of positive squares in only one way, i.e., 3692871361 + 3692871361 = 60769^2 + 60769^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=60769.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8142593 + ... + 8143499.

Almost surely, 2^7385742722 is an apocalyptic number.

7385742722 is a deficient number, since it is larger than the sum of its proper divisors (3873105025).

7385742722 is an frugal number, since it uses more digits than its factorization.

7385742722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950 (or 976 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 47.

The square root of 7385742722 is about 85940.3439718506. The cubic root of 7385742722 is about 1947.4428653022.

The spelling of 7385742722 in words is "seven billion, three hundred eighty-five million, seven hundred forty-two thousand, seven hundred twenty-two".