14181742 has 4 divisors (see below), whose sum is σ = 21272616. Its totient is φ = 7090870.

The previous prime is 14181737. The next prime is 14181763. The reversal of 14181742 is 24718141.

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

It is a super-2 number, since 2×14181742² = 402243612309128, 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 14181742.

It is a congruent number.

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, 3545434 + ... + 3545437.

It is an arithmetic number, because the mean of its divisors is an integer number (5318154).

Almost surely, 2^14181742 is an apocalyptic number.

14181742 is a deficient number, since it is larger than the sum of its proper divisors (7090874).

14181742 is an equidigital number, since it uses as much as digits as its factorization.

14181742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7090873.

The product of its digits is 1792, while the sum is 28.

The square root of 14181742 is about 3765.8653719962. The cubic root of 14181742 is about 242.0526602610.

Adding to 14181742 its reverse (24718141), we get a palindrome (38899883).

It can be divided in two parts, 1418 and 1742, that added together give a triangular number (3160 = T₇₉).

The spelling of 14181742 in words is "fourteen million, one hundred eighty-one thousand, seven hundred forty-two".