7347136528 has 20 divisors (see below), whose sum is σ = 14236480300. Its totient is φ = 3673206144.

The previous prime is 7347136487. The next prime is 7347136529. The reversal of 7347136528 is 8256317437.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4804153344 + 2542983184 = 69312^2 + 50428^2 .

It is a super-2 number, since 2×7347136528² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7347136529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230626 + ... + 260542.

It is an arithmetic number, because the mean of its divisors is an integer number (711824015).

Almost surely, 2^7347136528 is an apocalyptic number.

It is an amenable number.

7347136528 is a deficient number, since it is larger than the sum of its proper divisors (6889343772).

7347136528 is a wasteful number, since it uses less digits than its factorization.

7347136528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45274 (or 45268 counting only the distinct ones).

The product of its digits is 846720, while the sum is 46.

The square root of 7347136528 is about 85715.4392627139. The cubic root of 7347136528 is about 1944.0437606931.

The spelling of 7347136528 in words is "seven billion, three hundred forty-seven million, one hundred thirty-six thousand, five hundred twenty-eight".