14487146 has 4 divisors (see below), whose sum is σ = 21730722. Its totient is φ = 7243572.

The previous prime is 14487133. The next prime is 14487167. The reversal of 14487146 is 64178441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12496225 + 1990921 = 3535^2 + 1411^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3621785 + ... + 3621788.

Almost surely, 2^14487146 is an apocalyptic number.

14487146 is a deficient number, since it is larger than the sum of its proper divisors (7243576).

14487146 is an equidigital number, since it uses as much as digits as its factorization.

14487146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7243575.

The product of its digits is 21504, while the sum is 35.

The square root of 14487146 is about 3806.1983658238. The cubic root of 14487146 is about 243.7778704927. Note that the first 3 decimals are identical.

The spelling of 14487146 in words is "fourteen million, four hundred eighty-seven thousand, one hundred forty-six".