4156663 has 8 divisors (see below), whose sum is σ = 4780928. Its totient is φ = 3540024.

The previous prime is 4156651. The next prime is 4156673. The reversal of 4156663 is 3666514.

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

It is a cyclic number.

It is not a de Polignac number, because 4156663 - 2⁹ = 4156151 is a prime.

It is a Duffinian number.

4156663 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4156643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 681 + ... + 2962.

It is an arithmetic number, because the mean of its divisors is an integer number (597616).

Almost surely, 2^4156663 is an apocalyptic number.

4156663 is a deficient number, since it is larger than the sum of its proper divisors (624265).

4156663 is a wasteful number, since it uses less digits than its factorization.

4156663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3813.

The product of its digits is 12960, while the sum is 31.

The square root of 4156663 is about 2038.7895918902. The cubic root of 4156663 is about 160.7860151159.

The spelling of 4156663 in words is "four million, one hundred fifty-six thousand, six hundred sixty-three".