14747146 has 4 divisors (see below), whose sum is σ = 22120722. Its totient is φ = 7373572.

The previous prime is 14747141. The next prime is 14747149. The reversal of 14747146 is 64174741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64174741 = 3301 ⋅19441.

It can be written as a sum of positive squares in only one way, i.e., 14356521 + 390625 = 3789^2 + 625^2 .

It is not an unprimeable number, because it can be changed into a prime (14747141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3686785 + ... + 3686788.

Almost surely, 2^14747146 is an apocalyptic number.

14747146 is a deficient number, since it is larger than the sum of its proper divisors (7373576).

14747146 is an equidigital number, since it uses as much as digits as its factorization.

14747146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7373575.

The product of its digits is 18816, while the sum is 34.

The square root of 14747146 is about 3840.2012968072. The cubic root of 14747146 is about 245.2275880490.

The spelling of 14747146 in words is "fourteen million, seven hundred forty-seven thousand, one hundred forty-six".