14612220 has 72 divisors (see below), whose sum is σ = 50660064. Its totient is φ = 3339648.

The previous prime is 14612219. The next prime is 14612243. The reversal of 14612220 is 2221641.

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 = 14612193 and 14612202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4539 + ... + 7058.

It is an arithmetic number, because the mean of its divisors is an integer number (703612).

Almost surely, 2^14612220 is an apocalyptic number.

14612220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14612220 is an abundant number, since it is smaller than the sum of its proper divisors (36047844).

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

14612220 is a wasteful number, since it uses less digits than its factorization.

14612220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11619 (or 11614 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 14612220 is about 3822.5933605342. The cubic root of 14612220 is about 244.4774089306.

Adding to 14612220 its reverse (2221641), we get a palindrome (16833861).

The spelling of 14612220 in words is "fourteen million, six hundred twelve thousand, two hundred twenty".