16244146 has 8 divisors (see below), whose sum is σ = 25799580. Its totient is φ = 7644288.

The previous prime is 16244143. The next prime is 16244149. The reversal of 16244146 is 64144261.

It is an interprime number because it is at equal distance from previous prime (16244143) and next prime (16244149).

It can be written as a sum of positive squares in 2 ways, for example, as 16088121 + 156025 = 4011^2 + 395^2 .

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 (16244143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238851 + ... + 238918.

Almost surely, 2^16244146 is an apocalyptic number.

16244146 is a deficient number, since it is larger than the sum of its proper divisors (9555434).

16244146 is a wasteful number, since it uses less digits than its factorization.

16244146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477788.

The product of its digits is 4608, while the sum is 28.

The square root of 16244146 is about 4030.4027094076. The cubic root of 16244146 is about 253.2594317371.

The spelling of 16244146 in words is "sixteen million, two hundred forty-four thousand, one hundred forty-six".