16631382 has 16 divisors (see below), whose sum is σ = 33412032. Its totient is φ = 5518920.

The previous prime is 16631311. The next prime is 16631399. The reversal of 16631382 is 28313661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4744 + ... + 7467.

It is an arithmetic number, because the mean of its divisors is an integer number (2088252).

Almost surely, 2^16631382 is an apocalyptic number.

16631382 is an abundant number, since it is smaller than the sum of its proper divisors (16780650).

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

16631382 is a wasteful number, since it uses less digits than its factorization.

16631382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12443.

The product of its digits is 5184, while the sum is 30.

The square root of 16631382 is about 4078.1591435352. The cubic root of 16631382 is about 255.2560902873.

The spelling of 16631382 in words is "sixteen million, six hundred thirty-one thousand, three hundred eighty-two".