16164242 has 8 divisors (see below), whose sum is σ = 24486732. Its totient is φ = 8002000.

The previous prime is 16164233. The next prime is 16164251. The reversal of 16164242 is 24246161.

It is an interprime number because it is at equal distance from previous prime (16164233) and next prime (16164251).

It can be written as a sum of positive squares in 2 ways, for example, as 16152361 + 11881 = 4019^2 + 109^2 .

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

It is a super-2 number, since 2×16164242² = 522565438869128, which contains 22 as substring.

It is an unprimeable number.

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, 39809 + ... + 40212.

Almost surely, 2^16164242 is an apocalyptic number.

16164242 is a deficient number, since it is larger than the sum of its proper divisors (8322490).

16164242 is a wasteful number, since it uses less digits than its factorization.

16164242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80124.

The product of its digits is 2304, while the sum is 26.

The square root of 16164242 is about 4020.4778322980. The cubic root of 16164242 is about 252.8434929074.

The spelling of 16164242 in words is "sixteen million, one hundred sixty-four thousand, two hundred forty-two".