7265866 has 16 divisors (see below), whose sum is σ = 11525760. Its totient is φ = 3425760.

The previous prime is 7265857. The next prime is 7265887. The reversal of 7265866 is 6685627.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13686 + ... + 14206.

It is an arithmetic number, because the mean of its divisors is an integer number (720360).

Almost surely, 2^7265866 is an apocalyptic number.

7265866 is a deficient number, since it is larger than the sum of its proper divisors (4259894).

7265866 is a wasteful number, since it uses less digits than its factorization.

7265866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909.

The product of its digits is 120960, while the sum is 40.

The square root of 7265866 is about 2695.5270356648. The cubic root of 7265866 is about 193.6849138301.

The spelling of 7265866 in words is "seven million, two hundred sixty-five thousand, eight hundred sixty-six".