406336660 has 24 divisors (see below), whose sum is σ = 898218720. Its totient is φ = 153980064.

The previous prime is 406336639. The next prime is 406336681. The reversal of 406336660 is 66633604.

It is an interprime number because it is at equal distance from previous prime (406336639) and next prime (406336681).

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 7 ways as a sum of consecutive naturals, for example, 534274 + ... + 535033.

It is an arithmetic number, because the mean of its divisors is an integer number (37425780).

Almost surely, 2^406336660 is an apocalyptic number.

It is an amenable number.

406336660 is an abundant number, since it is smaller than the sum of its proper divisors (491882060).

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

406336660 is a wasteful number, since it uses less digits than its factorization.

406336660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069335 (or 1069333 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 34.

The square root of 406336660 is about 20157.7940261329. The cubic root of 406336660 is about 740.6766759032.

The spelling of 406336660 in words is "four hundred six million, three hundred thirty-six thousand, six hundred sixty".