16860164 has 6 divisors (see below), whose sum is σ = 29505294. Its totient is φ = 8430080.

The previous prime is 16860149. The next prime is 16860167. The reversal of 16860164 is 46106861.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11833600 + 5026564 = 3440^2 + 2242^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16860164.

It is not an unprimeable number, because it can be changed into a prime (16860167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2107517 + ... + 2107524.

It is an arithmetic number, because the mean of its divisors is an integer number (4917549).

Almost surely, 2^16860164 is an apocalyptic number.

It is an amenable number.

16860164 is a deficient number, since it is larger than the sum of its proper divisors (12645130).

16860164 is a wasteful number, since it uses less digits than its factorization.

16860164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4215045 (or 4215043 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 16860164 is about 4106.1130038030. The cubic root of 16860164 is about 256.4212019529.

The spelling of 16860164 in words is "sixteen million, eight hundred sixty thousand, one hundred sixty-four".