14622138 has 12 divisors (see below), whose sum is σ = 31681338. Its totient is φ = 4874040.

The previous prime is 14622137. The next prime is 14622143. The reversal of 14622138 is 83122641.

14622138 is a `hidden beast` number, since 1 + 4 + 622 + 1 + 38 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14265729 + 356409 = 3777^2 + 597^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (14622131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 406153 + ... + 406188.

Almost surely, 2^14622138 is an apocalyptic number.

14622138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14622138 is an abundant number, since it is smaller than the sum of its proper divisors (17059200).

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

14622138 is a wasteful number, since it uses less digits than its factorization.

14622138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812349 (or 812346 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 14622138 is about 3823.8904273004. The cubic root of 14622138 is about 244.5327091874.

Adding to 14622138 its reverse (83122641), we get a palindrome (97744779).

It can be divided in two parts, 1462 and 2138, that added together give a square (3600 = 60²).

The spelling of 14622138 in words is "fourteen million, six hundred twenty-two thousand, one hundred thirty-eight".