7200266 has 4 divisors (see below), whose sum is σ = 10800402. Its totient is φ = 3600132.

The previous prime is 7200253. The next prime is 7200269. The reversal of 7200266 is 6620027.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6869641 + 330625 = 2621^2 + 575^2 .

It is not an unprimeable number, because it can be changed into a prime (7200269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1800065 + ... + 1800068.

Almost surely, 2^7200266 is an apocalyptic number.

7200266 is a deficient number, since it is larger than the sum of its proper divisors (3600136).

7200266 is a wasteful number, since it uses less digits than its factorization.

7200266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3600135.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 7200266 is about 2683.3311387155. The cubic root of 7200266 is about 193.1002548564.

The spelling of 7200266 in words is "seven million, two hundred thousand, two hundred sixty-six".