16406382 has 8 divisors (see below), whose sum is σ = 32812776. Its totient is φ = 5468792.

The previous prime is 16406363. The next prime is 16406389. The reversal of 16406382 is 28360461.

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

16406382 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16406389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1367193 + ... + 1367204.

It is an arithmetic number, because the mean of its divisors is an integer number (4101597).

Almost surely, 2^16406382 is an apocalyptic number.

16406382 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.

16406382 is a wasteful number, since it uses less digits than its factorization.

16406382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734402.

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

The square root of 16406382 is about 4050.4792309059. The cubic root of 16406382 is about 254.0997706714.

The spelling of 16406382 in words is "sixteen million, four hundred six thousand, three hundred eighty-two".