7266506 has 8 divisors (see below), whose sum is σ = 11738244. Its totient is φ = 3353760.

The previous prime is 7266491. The next prime is 7266509. The reversal of 7266506 is 6056627.

It can be written as a sum of positive squares in 2 ways, for example, as 7263025 + 3481 = 2695^2 + 59^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (7266509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139715 + ... + 139766.

Almost surely, 2^7266506 is an apocalyptic number.

7266506 is a deficient number, since it is larger than the sum of its proper divisors (4471738).

7266506 is a wasteful number, since it uses less digits than its factorization.

7266506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279496.

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

The square root of 7266506 is about 2695.6457482392. The cubic root of 7266506 is about 193.6906004524.

The spelling of 7266506 in words is "seven million, two hundred sixty-six thousand, five hundred six".