14506661 has 16 divisors (see below), whose sum is σ = 16955568. Its totient is φ = 12288000.

The previous prime is 14506637. The next prime is 14506669. The reversal of 14506661 is 16660541.

It can be written as a sum of positive squares in 8 ways, for example, as 21025 + 14485636 = 145^2 + 3806^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14506661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14506669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8261 + ... + 9861.

It is an arithmetic number, because the mean of its divisors is an integer number (1059723).

Almost surely, 2^14506661 is an apocalyptic number.

It is an amenable number.

14506661 is a deficient number, since it is larger than the sum of its proper divisors (2448907).

14506661 is a wasteful number, since it uses less digits than its factorization.

14506661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 14506661 is about 3808.7610846573. The cubic root of 14506661 is about 243.8872822111.

The spelling of 14506661 in words is "fourteen million, five hundred six thousand, six hundred sixty-one".