412016646 has 8 divisors (see below), whose sum is σ = 824033304. Its totient is φ = 137338880.

The previous prime is 412016623. The next prime is 412016663. The reversal of 412016646 is 646610214.

It is a sphenic number, since it is the product of 3 distinct primes.

412016646 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 34334715 + ... + 34334726.

It is an arithmetic number, because the mean of its divisors is an integer number (103004163).

Almost surely, 2^412016646 is an apocalyptic number.

412016646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

412016646 is a wasteful number, since it uses less digits than its factorization.

412016646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68669446.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 412016646 is about 20298.1931708219. The cubic root of 412016646 is about 744.1119072332. Note that the first 3 decimals are identical.

The spelling of 412016646 in words is "four hundred twelve million, sixteen thousand, six hundred forty-six".