7258665 has 16 divisors (see below), whose sum is σ = 12225600. Its totient is φ = 3667392.

The previous prime is 7258661. The next prime is 7258673. The reversal of 7258665 is 5668527.

It is a happy number.

It is not a de Polignac number, because 7258665 - 2² = 7258661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7258661) 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 15 ways as a sum of consecutive naturals, for example, 12450 + ... + 13019.

It is an arithmetic number, because the mean of its divisors is an integer number (764100).

Almost surely, 2^7258665 is an apocalyptic number.

It is an amenable number.

7258665 is a deficient number, since it is larger than the sum of its proper divisors (4966935).

7258665 is a wasteful number, since it uses less digits than its factorization.

7258665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25496.

The product of its digits is 100800, while the sum is 39.

The square root of 7258665 is about 2694.1909731866. The cubic root of 7258665 is about 193.6209074164.

The spelling of 7258665 in words is "seven million, two hundred fifty-eight thousand, six hundred sixty-five".