7404866 has 16 divisors (see below), whose sum is σ = 12735360. Its totient is φ = 3163200.

The previous prime is 7404863. The next prime is 7404869. The reversal of 7404866 is 6684047.

7404866 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (7404863) and next prime (7404869).

7404866 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (7404863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4955 + ... + 6273.

It is an arithmetic number, because the mean of its divisors is an integer number (795960).

Almost surely, 2^7404866 is an apocalyptic number.

7404866 is a deficient number, since it is larger than the sum of its proper divisors (5330494).

7404866 is a wasteful number, since it uses less digits than its factorization.

7404866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 7404866 is about 2721.1883433530. The cubic root of 7404866 is about 194.9122199698.

The spelling of 7404866 in words is "seven million, four hundred four thousand, eight hundred sixty-six".