7506266 has 4 divisors (see below), whose sum is σ = 11259402. Its totient is φ = 3753132.

The previous prime is 7506263. The next prime is 7506277. The reversal of 7506266 is 6626057.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6626057 = 379 ⋅17483.

It can be written as a sum of positive squares in only one way, i.e., 4687225 + 2819041 = 2165^2 + 1679^2 .

It is not an unprimeable number, because it can be changed into a prime (7506263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1876565 + ... + 1876568.

Almost surely, 2^7506266 is an apocalyptic number.

7506266 is a deficient number, since it is larger than the sum of its proper divisors (3753136).

7506266 is a wasteful number, since it uses less digits than its factorization.

7506266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3753135.

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

The square root of 7506266 is about 2739.7565585285. The cubic root of 7506266 is about 195.7978792414.

The spelling of 7506266 in words is "seven million, five hundred six thousand, two hundred sixty-six".