16020324 has 36 divisors (see below), whose sum is σ = 42879564. Its totient is φ = 5025792.

The previous prime is 16020293. The next prime is 16020337. The reversal of 16020324 is 42302061.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14197824 + 1822500 = 3768^2 + 1350^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 16020297 and 16020306.

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 11 ways as a sum of consecutive naturals, for example, 12477 + ... + 13700.

It is an arithmetic number, because the mean of its divisors is an integer number (1191099).

Almost surely, 2^16020324 is an apocalyptic number.

It is an amenable number.

16020324 is an abundant number, since it is smaller than the sum of its proper divisors (26859240).

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

16020324 is a wasteful number, since it uses less digits than its factorization.

16020324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26204 (or 26199 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 16020324 is about 4002.5396937445. The cubic root of 16020324 is about 252.0908591489.

Adding to 16020324 its reverse (42302061), we get a palindrome (58322385).

The spelling of 16020324 in words is "sixteen million, twenty thousand, three hundred twenty-four".