14645242 has 4 divisors (see below), whose sum is σ = 21967866. Its totient is φ = 7322620.

The previous prime is 14645231. The next prime is 14645249. The reversal of 14645242 is 24254641.

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., 14295961 + 349281 = 3781^2 + 591^2 .

It is a super-2 number, since 2×14645242² = 428966226477128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14645242.

It is not an unprimeable number, because it can be changed into a prime (14645249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3661309 + ... + 3661312.

Almost surely, 2^14645242 is an apocalyptic number.

14645242 is a deficient number, since it is larger than the sum of its proper divisors (7322624).

14645242 is an equidigital number, since it uses as much as digits as its factorization.

14645242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7322623.

The product of its digits is 7680, while the sum is 28.

The square root of 14645242 is about 3826.9102419576. The cubic root of 14645242 is about 244.6614343367.

Adding to 14645242 its reverse (24254641), we get a palindrome (38899883).

The spelling of 14645242 in words is "fourteen million, six hundred forty-five thousand, two hundred forty-two".