14220356 has 6 divisors (see below), whose sum is σ = 24885630. Its totient is φ = 7110176.

The previous prime is 14220337. The next prime is 14220361. The reversal of 14220356 is 65302241.

14220356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 13075456 + 1144900 = 3616^2 + 1070^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1777541 + ... + 1777548.

It is an arithmetic number, because the mean of its divisors is an integer number (4147605).

Almost surely, 2^14220356 is an apocalyptic number.

It is an amenable number.

14220356 is a deficient number, since it is larger than the sum of its proper divisors (10665274).

14220356 is a wasteful number, since it uses less digits than its factorization.

14220356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555093 (or 3555091 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 14220356 is about 3770.9887297631. The cubic root of 14220356 is about 242.2721479010.

Adding to 14220356 its reverse (65302241), we get a palindrome (79522597).

The spelling of 14220356 in words is "fourteen million, two hundred twenty thousand, three hundred fifty-six".