16506632 has 32 divisors (see below), whose sum is σ = 32313600. Its totient is φ = 7896000.

The previous prime is 16506631. The next prime is 16506689. The reversal of 16506632 is 23660561.

It is a junction number, because it is equal to n+sod(n) for n = 16506595 and 16506604.

It is not an unprimeable number, because it can be changed into a prime (16506631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24719 + ... + 25377.

It is an arithmetic number, because the mean of its divisors is an integer number (1009800).

Almost surely, 2^16506632 is an apocalyptic number.

It is an amenable number.

16506632 is a deficient number, since it is larger than the sum of its proper divisors (15806968).

16506632 is a wasteful number, since it uses less digits than its factorization.

16506632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797 (or 793 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 16506632 is about 4062.8354630726. The cubic root of 16506632 is about 254.6162727816.

The spelling of 16506632 in words is "sixteen million, five hundred six thousand, six hundred thirty-two".