14666641 has 4 divisors (see below), whose sum is σ = 15999984. Its totient is φ = 13333300.

The previous prime is 14666623. The next prime is 14666647.

14666641 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14666641 - 2²¹ = 12569489 is a prime.

It is a super-2 number, since 2×14666641² = 430220716445762, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14666597 and 14666606.

It is not an unprimeable number, because it can be changed into a prime (14666647) 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, 666655 + ... + 666676.

It is an arithmetic number, because the mean of its divisors is an integer number (3999996).

Almost surely, 2^14666641 is an apocalyptic number.

14666641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14666641 is a deficient number, since it is larger than the sum of its proper divisors (1333343).

14666641 is a wasteful number, since it uses less digits than its factorization.

14666641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333342.

The product of its digits is 20736, while the sum is 34.

The square root of 14666641 is about 3829.7050800290. The cubic root of 14666641 is about 244.7805392795.

The spelling of 14666641 in words is "fourteen million, six hundred sixty-six thousand, six hundred forty-one".