7397073 has 6 divisors (see below), whose sum is σ = 10684674. Its totient is φ = 4931376.

The previous prime is 7397069. The next prime is 7397083. The reversal of 7397073 is 3707937.

It can be written as a sum of positive squares in only one way, i.e., 6411024 + 986049 = 2532^2 + 993^2 .

It is not a de Polignac number, because 7397073 - 2² = 7397069 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7397063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 410940 + ... + 410957.

It is an arithmetic number, because the mean of its divisors is an integer number (1780779).

Almost surely, 2^7397073 is an apocalyptic number.

It is an amenable number.

7397073 is a deficient number, since it is larger than the sum of its proper divisors (3287601).

7397073 is a wasteful number, since it uses less digits than its factorization.

7397073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821903 (or 821900 counting only the distinct ones).

The product of its (nonzero) digits is 27783, while the sum is 36.

The square root of 7397073 is about 2719.7560552373. The cubic root of 7397073 is about 194.8438197180.

The spelling of 7397073 in words is "seven million, three hundred ninety-seven thousand, seventy-three".