7347520172 has 48 divisors (see below), whose sum is σ = 13648588800. Its totient is φ = 3451299840.

The previous prime is 7347520133. The next prime is 7347520181. The reversal of 7347520172 is 2710257437.

It is a Harshad number since it is a multiple of its sum of digits (38).

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 15 ways as a sum of consecutive naturals, for example, 6371948 + ... + 6373100.

It is an arithmetic number, because the mean of its divisors is an integer number (284345600).

Almost surely, 2^7347520172 is an apocalyptic number.

It is an amenable number.

7347520172 is a deficient number, since it is larger than the sum of its proper divisors (6301068628).

7347520172 is a wasteful number, since it uses less digits than its factorization.

7347520172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806 (or 1804 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 7347520172 is about 85717.6771267164. The cubic root of 7347520172 is about 1944.0775973559.

The spelling of 7347520172 in words is "seven billion, three hundred forty-seven million, five hundred twenty thousand, one hundred seventy-two".