7274866 has 12 divisors (see below), whose sum is σ = 11219418. Its totient is φ = 3537792.

The previous prime is 7274857. The next prime is 7274879. The reversal of 7274866 is 6684727.

It can be written as a sum of positive squares in 3 ways, for example, as 7134241 + 140625 = 2671^2 + 375^2 .

It is a congruent number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 1410 + ... + 4066.

Almost surely, 2^7274866 is an apocalyptic number.

7274866 is a deficient number, since it is larger than the sum of its proper divisors (3944552).

7274866 is a wasteful number, since it uses less digits than its factorization.

7274866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2733 (or 2696 counting only the distinct ones).

The product of its digits is 112896, while the sum is 40.

The square root of 7274866 is about 2697.1959513539. The cubic root of 7274866 is about 193.7648513070.

The spelling of 7274866 in words is "seven million, two hundred seventy-four thousand, eight hundred sixty-six".