7049866 has 12 divisors (see below), whose sum is σ = 11234358. Its totient is φ = 3317312.

The previous prime is 7049857. The next prime is 7049879. The reversal of 7049866 is 6689407.

It can be written as a sum of positive squares in 3 ways, for example, as 7049025 + 841 = 2655^2 + 29^2 .

It is a super-2 number, since 2×7049866² = 99401221235912, which contains 22 as substring.

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, 5521 + ... + 6676.

Almost surely, 2^7049866 is an apocalyptic number.

7049866 is a deficient number, since it is larger than the sum of its proper divisors (4184492).

7049866 is a wasteful number, since it uses less digits than its factorization.

7049866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12233 (or 12216 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 7049866 is about 2655.1583756906. The cubic root of 7049866 is about 191.7462830756.

The spelling of 7049866 in words is "seven million, forty-nine thousand, eight hundred sixty-six".