14181982 has 16 divisors (see below), whose sum is σ = 22028832. Its totient is φ = 6842880.

The previous prime is 14181953. The next prime is 14181983. The reversal of 14181982 is 28918141.

It is a super-2 number, since 2×14181982² = 402257226896648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14181983) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 7063 + ... + 8845.

It is an arithmetic number, because the mean of its divisors is an integer number (1376802).

Almost surely, 2^14181982 is an apocalyptic number.

14181982 is a deficient number, since it is larger than the sum of its proper divisors (7846850).

14181982 is a wasteful number, since it uses less digits than its factorization.

14181982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923.

The product of its digits is 4608, while the sum is 34.

The square root of 14181982 is about 3765.8972370472. The cubic root of 14181982 is about 242.0540256859.

The spelling of 14181982 in words is "fourteen million, one hundred eighty-one thousand, nine hundred eighty-two".