7256066 has 4 divisors (see below), whose sum is σ = 10884102. Its totient is φ = 3628032.

The previous prime is 7256047. The next prime is 7256087. The reversal of 7256066 is 6606527.

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., 5640625 + 1615441 = 2375^2 + 1271^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1814015 + ... + 1814018.

Almost surely, 2^7256066 is an apocalyptic number.

7256066 is a deficient number, since it is larger than the sum of its proper divisors (3628036).

7256066 is a wasteful number, since it uses less digits than its factorization.

7256066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628035.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 7256066 is about 2693.7085959695. The cubic root of 7256066 is about 193.5977956913.

The spelling of 7256066 in words is "seven million, two hundred fifty-six thousand, sixty-six".