7347072 has 96 divisors (see below), whose sum is σ = 20985480. Its totient is φ = 2276352.

The previous prime is 7347059. The next prime is 7347073. The reversal of 7347072 is 2707437.

It is a happy number.

7347072 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7347073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138598 + ... + 138650.

Almost surely, 2^7347072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7347072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10492740).

7347072 is an abundant number, since it is smaller than the sum of its proper divisors (13638408).

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

7347072 is a wasteful number, since it uses less digits than its factorization.

7347072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 30.

The square root of 7347072 is about 2710.5482840193. The cubic root of 7347072 is about 194.4038069332.

The spelling of 7347072 in words is "seven million, three hundred forty-seven thousand, seventy-two".