406666060 has 24 divisors (see below), whose sum is σ = 881548416. Its totient is φ = 157418880.

The previous prime is 406666037. The next prime is 406666067. The reversal of 406666060 is 60666604.

It is not an unprimeable number, because it can be changed into a prime (406666067) 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, 327337 + ... + 328576.

It is an arithmetic number, because the mean of its divisors is an integer number (36731184).

Almost surely, 2^406666060 is an apocalyptic number.

It is an amenable number.

406666060 is an abundant number, since it is smaller than the sum of its proper divisors (474882356).

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

406666060 is a wasteful number, since it uses less digits than its factorization.

406666060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655953 (or 655951 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 406666060 is about 20165.9629078306. The cubic root of 406666060 is about 740.8767669631.

The spelling of 406666060 in words is "four hundred six million, six hundred sixty-six thousand, sixty".