7264645 has 8 divisors (see below), whose sum is σ = 9018360. Its totient is φ = 5611200.

The previous prime is 7264643. The next prime is 7264651. The reversal of 7264645 is 5464627.

7264645 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 119716 + 7144929 = 346^2 + 2673^2 .

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

It is not a de Polignac number, because 7264645 - 2¹ = 7264643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7264645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7264643) 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 7 ways as a sum of consecutive naturals, for example, 24906 + ... + 25195.

It is an arithmetic number, because the mean of its divisors is an integer number (1127295).

Almost surely, 2^7264645 is an apocalyptic number.

It is an amenable number.

7264645 is a deficient number, since it is larger than the sum of its proper divisors (1753715).

7264645 is a wasteful number, since it uses less digits than its factorization.

7264645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50135.

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

The square root of 7264645 is about 2695.3005398285. The cubic root of 7264645 is about 193.6740638948.

The spelling of 7264645 in words is "seven million, two hundred sixty-four thousand, six hundred forty-five".