7442266 has 16 divisors (see below), whose sum is σ = 12091464. Its totient is φ = 3415104.

The previous prime is 7442249. The next prime is 7442333. The reversal of 7442266 is 6622447.

It can be written as a sum of positive squares in 4 ways, for example, as 7425625 + 16641 = 2725^2 + 129^2 .

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 4396 + ... + 5848.

Almost surely, 2^7442266 is an apocalyptic number.

7442266 is a deficient number, since it is larger than the sum of its proper divisors (4649198).

7442266 is a wasteful number, since it uses less digits than its factorization.

7442266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665.

The product of its digits is 16128, while the sum is 31.

The square root of 7442266 is about 2728.0516857274. The cubic root of 7442266 is about 195.2398189002.

The spelling of 7442266 in words is "seven million, four hundred forty-two thousand, two hundred sixty-six".