7122072 has 16 divisors (see below), whose sum is σ = 17805240. Its totient is φ = 2374016.

The previous prime is 7122061. The next prime is 7122079. The reversal of 7122072 is 2702217.

7122072 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7122079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148353 + ... + 148400.

Almost surely, 2^7122072 is an apocalyptic number.

It is an amenable number.

7122072 is an abundant number, since it is smaller than the sum of its proper divisors (10683168).

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

7122072 is a wasteful number, since it uses less digits than its factorization.

7122072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296762 (or 296758 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 7122072 is about 2668.7210419975. The cubic root of 7122072 is about 192.3986940954.

Adding to 7122072 its reverse (2702217), we get a palindrome (9824289).

The spelling of 7122072 in words is "seven million, one hundred twenty-two thousand, seventy-two".