7266825 has 18 divisors (see below), whose sum is σ = 13016094. Its totient is φ = 3875520.

The previous prime is 7266823. The next prime is 7266829. The reversal of 7266825 is 5286627.

It can be written as a sum of positive squares in 3 ways, for example, as 2013561 + 5253264 = 1419^2 + 2292^2 .

It is not a de Polignac number, because 7266825 - 2¹ = 7266823 is a prime.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 7266825.

It is not an unprimeable number, because it can be changed into a prime (7266823) 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 17 ways as a sum of consecutive naturals, for example, 15924 + ... + 16373.

Almost surely, 2^7266825 is an apocalyptic number.

7266825 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7266825 is a deficient number, since it is larger than the sum of its proper divisors (5749269).

7266825 is a wasteful number, since it uses less digits than its factorization.

7266825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32313 (or 32305 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 7266825 is about 2695.7049170857. The cubic root of 7266825 is about 193.6934347534.

The spelling of 7266825 in words is "seven million, two hundred sixty-six thousand, eight hundred twenty-five".