16446542 has 16 divisors (see below), whose sum is σ = 28460160. Its totient is φ = 6982008.

The previous prime is 16446527. The next prime is 16446553. The reversal of 16446542 is 24564461.

It is a junction number, because it is equal to n+sod(n) for n = 16446499 and 16446508.

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, 3992 + ... + 6987.

It is an arithmetic number, because the mean of its divisors is an integer number (1778760).

Almost surely, 2^16446542 is an apocalyptic number.

16446542 is a deficient number, since it is larger than the sum of its proper divisors (12013618).

16446542 is a wasteful number, since it uses less digits than its factorization.

16446542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11095.

The product of its digits is 23040, while the sum is 32.

The square root of 16446542 is about 4055.4336389590. The cubic root of 16446542 is about 254.3069325691.

The spelling of 16446542 in words is "sixteen million, four hundred forty-six thousand, five hundred forty-two".