7378452242 has 18 divisors (see below), whose sum is σ = 12876130197. Its totient is φ = 3161829384.

The previous prime is 7378452239. The next prime is 7378452247. The reversal of 7378452242 is 2422548737.

7378452242 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6935391841 + 443060401 = 83279^2 + 21049^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=60739.

It is a junction number, because it is equal to n+sod(n) for n = 7378452193 and 7378452202.

It is not an unprimeable number, because it can be changed into a prime (7378452247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 846008 + ... + 854684.

Almost surely, 2^7378452242 is an apocalyptic number.

7378452242 is a deficient number, since it is larger than the sum of its proper divisors (5497677955).

7378452242 is an frugal number, since it uses more digits than its factorization.

7378452242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17370 (or 8686 counting only the distinct ones).

The product of its digits is 752640, while the sum is 44.

The square root of 7378452242 is about 85897.9175649794. The cubic root of 7378452242 is about 1946.8018795582.

The spelling of 7378452242 in words is "seven billion, three hundred seventy-eight million, four hundred fifty-two thousand, two hundred forty-two".