7265690 has 32 divisors (see below), whose sum is σ = 13666320. Its totient is φ = 2778624.

The previous prime is 7265663. The next prime is 7265701. The reversal of 7265690 is 965627.

It can be written as a sum of positive squares in 8 ways, for example, as 3108169 + 4157521 = 1763^2 + 2039^2 .

It is a super-2 number, since 2×7265690² = 105580502352200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7265690.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26876 + ... + 27144.

Almost surely, 2^7265690 is an apocalyptic number.

7265690 is a deficient number, since it is larger than the sum of its proper divisors (6400630).

7265690 is a wasteful number, since it uses less digits than its factorization.

7265690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 7265690 is about 2695.4943887903. The cubic root of 7265690 is about 193.6833499505.

The spelling of 7265690 in words is "seven million, two hundred sixty-five thousand, six hundred ninety".