7404066 has 12 divisors (see below), whose sum is σ = 16042182. Its totient is φ = 2468016.

The previous prime is 7404037. The next prime is 7404073. The reversal of 7404066 is 6604047.

It can be written as a sum of positive squares in only one way, i.e., 7403841 + 225 = 2721^2 + 15^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

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, 205651 + ... + 205686.

Almost surely, 2^7404066 is an apocalyptic number.

7404066 is an abundant number, since it is smaller than the sum of its proper divisors (8638116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7404066 is a wasteful number, since it uses less digits than its factorization.

7404066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411345 (or 411342 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 7404066 is about 2721.0413447796. The cubic root of 7404066 is about 194.9052004689.

The spelling of 7404066 in words is "seven million, four hundred four thousand, sixty-six".