14155966 has 8 divisors (see below), whose sum is σ = 23164344. Its totient is φ = 6434520.

The previous prime is 14155963. The next prime is 14155997. The reversal of 14155966 is 66955141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14155963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321705 + ... + 321748.

It is an arithmetic number, because the mean of its divisors is an integer number (2895543).

Almost surely, 2^14155966 is an apocalyptic number.

14155966 is a deficient number, since it is larger than the sum of its proper divisors (9008378).

14155966 is a wasteful number, since it uses less digits than its factorization.

14155966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643466.

The product of its digits is 32400, while the sum is 37.

The square root of 14155966 is about 3762.4414945617. The cubic root of 14155966 is about 241.9059238639.

It can be divided in two parts, 1415 and 5966, that added together give a triangular number (7381 = T₁₂₁).

The spelling of 14155966 in words is "fourteen million, one hundred fifty-five thousand, nine hundred sixty-six".