16061866 has 8 divisors (see below), whose sum is σ = 25140384. Its totient is φ = 7681740.

The previous prime is 16061863. The next prime is 16061869. The reversal of 16061866 is 66816061.

It is an interprime number because it is at equal distance from previous prime (16061863) and next prime (16061869).

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

It is not an unprimeable number, because it can be changed into a prime (16061861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174540 + ... + 174631.

It is an arithmetic number, because the mean of its divisors is an integer number (3142548).

Almost surely, 2^16061866 is an apocalyptic number.

16061866 is a deficient number, since it is larger than the sum of its proper divisors (9078518).

16061866 is a wasteful number, since it uses less digits than its factorization.

16061866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349196.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 16061866 is about 4007.7257890230. The cubic root of 16061866 is about 252.3085684286.

It can be divided in two parts, 160 and 61866, that added together give a palindrome (62026).

The spelling of 16061866 in words is "sixteen million, sixty-one thousand, eight hundred sixty-six".