16145424 has 30 divisors (see below), whose sum is σ = 45185166. Its totient is φ = 5381760.

The previous prime is 16145413. The next prime is 16145449. The reversal of 16145424 is 42454161.

16145424 is a `hidden beast` number, since 1 + 614 + 5 + 42 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9734400 + 6411024 = 3120^2 + 2532^2 .

It is a super-2 number, since 2×16145424² = 521349432279552, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55917 + ... + 56204.

Almost surely, 2^16145424 is an apocalyptic number.

It is an amenable number.

16145424 is an abundant number, since it is smaller than the sum of its proper divisors (29039742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16145424 is a wasteful number, since it uses less digits than its factorization.

16145424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112135 (or 112126 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 16145424 is about 4018.1368816903. The cubic root of 16145424 is about 252.7453368163.

Adding to 16145424 its reverse (42454161), we get a palindrome (58599585).

The spelling of 16145424 in words is "sixteen million, one hundred forty-five thousand, four hundred twenty-four".