412166556 has 60 divisors (see below), whose sum is σ = 1082770920. Its totient is φ = 136715040.

The previous prime is 412166549. The next prime is 412166561. The reversal of 412166556 is 655661214.

412166556 is a `hidden beast` number, since 41 + 2 + 1 + 66 + 556 = 666.

It is a super-2 number, since 2×412166556² = 339762539769802272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 412166556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65350 + ... + 71378.

It is an arithmetic number, because the mean of its divisors is an integer number (18046182).

Almost surely, 2^412166556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 412166556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (541385460).

412166556 is an abundant number, since it is smaller than the sum of its proper divisors (670604364).

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

412166556 is a wasteful number, since it uses less digits than its factorization.

412166556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6256 (or 6245 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 412166556 is about 20301.8855281966. The cubic root of 412166556 is about 744.2021433041.

The spelling of 412166556 in words is "four hundred twelve million, one hundred sixty-six thousand, five hundred fifty-six".