16063220 has 24 divisors (see below), whose sum is σ = 33995808. Its totient is φ = 6375200.

The previous prime is 16063213. The next prime is 16063241. The reversal of 16063220 is 2236061.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 16063192 and 16063201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446 + ... + 5685.

It is an arithmetic number, because the mean of its divisors is an integer number (1416492).

Almost surely, 2^16063220 is an apocalyptic number.

16063220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16063220 is an abundant number, since it is smaller than the sum of its proper divisors (17932588).

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

16063220 is a wasteful number, since it uses less digits than its factorization.

16063220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6271 (or 6269 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 16063220 is about 4007.8947091958. The cubic root of 16063220 is about 252.3156580201.

Adding to 16063220 its reverse (2236061), we get a palindrome (18299281).

The spelling of 16063220 in words is "sixteen million, sixty-three thousand, two hundred twenty".