7266445 has 8 divisors (see below), whose sum is σ = 8806680. Its totient is φ = 5755200.

The previous prime is 7266433. The next prime is 7266449. The reversal of 7266445 is 5446627.

It can be written as a sum of positive squares in 4 ways, for example, as 1687401 + 5579044 = 1299^2 + 2362^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7266445 - 2⁹ = 7265933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7266445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7266449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6690 + ... + 7699.

It is an arithmetic number, because the mean of its divisors is an integer number (1100835).

Almost surely, 2^7266445 is an apocalyptic number.

It is an amenable number.

7266445 is a deficient number, since it is larger than the sum of its proper divisors (1540235).

7266445 is a wasteful number, since it uses less digits than its factorization.

7266445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14495.

The product of its digits is 40320, while the sum is 34.

The square root of 7266445 is about 2695.6344336723. The cubic root of 7266445 is about 193.6900584606.

The spelling of 7266445 in words is "seven million, two hundred sixty-six thousand, four hundred forty-five".