16216046 has 32 divisors (see below), whose sum is σ = 31380480. Its totient is φ = 6098400.

The previous prime is 16216037. The next prime is 16216049. The reversal of 16216046 is 64061261.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16216049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2651 + ... + 6281.

It is an arithmetic number, because the mean of its divisors is an integer number (980640).

Almost surely, 2^16216046 is an apocalyptic number.

16216046 is a deficient number, since it is larger than the sum of its proper divisors (15164434).

16216046 is a wasteful number, since it uses less digits than its factorization.

16216046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3680.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 16216046 is about 4026.9151965245. The cubic root of 16216046 is about 253.1133135081.

It can be divided in two parts, 1621 and 6046, that added together give a palindrome (7667).

The spelling of 16216046 in words is "sixteen million, two hundred sixteen thousand, forty-six".