7265387 has 4 divisors (see below), whose sum is σ = 7271856. Its totient is φ = 7258920.

The previous prime is 7265381. The next prime is 7265473. The reversal of 7265387 is 7835627.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7835627 = 389 ⋅20143.

It is a cyclic number.

It is not a de Polignac number, because 7265387 - 2⁴ = 7265371 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7265387.

It is not an unprimeable number, because it can be changed into a prime (7265381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1064 + ... + 3957.

It is an arithmetic number, because the mean of its divisors is an integer number (1817964).

Almost surely, 2^7265387 is an apocalyptic number.

7265387 is a deficient number, since it is larger than the sum of its proper divisors (6469).

7265387 is a wasteful number, since it uses less digits than its factorization.

7265387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6468.

The product of its digits is 70560, while the sum is 38.

The square root of 7265387 is about 2695.4381833016. The cubic root of 7265387 is about 193.6806575303.

The spelling of 7265387 in words is "seven million, two hundred sixty-five thousand, three hundred eighty-seven".