7347522042 has 32 divisors (see below), whose sum is σ = 18660374400. Its totient is φ = 2099291904.

The previous prime is 7347522019. The next prime is 7347522059. The reversal of 7347522042 is 2402257437.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 7347521988 and 7347522006.

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, 9718567 + ... + 9719322.

It is an arithmetic number, because the mean of its divisors is an integer number (583136700).

Almost surely, 2^7347522042 is an apocalyptic number.

7347522042 is an abundant number, since it is smaller than the sum of its proper divisors (11312852358).

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

7347522042 is a wasteful number, since it uses less digits than its factorization.

7347522042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19437907 (or 19437901 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 36.

The square root of 7347522042 is about 85717.6880346175. The cubic root of 7347522042 is about 1944.0777622834.

Adding to 7347522042 its reverse (2402257437), we get a palindrome (9749779479).

The spelling of 7347522042 in words is "seven billion, three hundred forty-seven million, five hundred twenty-two thousand, forty-two".