46643663 has 8 divisors (see below), whose sum is σ = 51601536. Its totient is φ = 41805400.

The previous prime is 46643659. The next prime is 46643683. The reversal of 46643663 is 36634664.

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 46643663 - 2² = 46643659 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 (46643603) 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, 29081 + ... + 30642.

It is an arithmetic number, because the mean of its divisors is an integer number (6450192).

Almost surely, 2^46643663 is an apocalyptic number.

46643663 is a deficient number, since it is larger than the sum of its proper divisors (4957873).

46643663 is a wasteful number, since it uses less digits than its factorization.

46643663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59805.

The product of its digits is 186624, while the sum is 38.

The square root of 46643663 is about 6829.6166071017. The cubic root of 46643663 is about 359.9682662357.

The spelling of 46643663 in words is "forty-six million, six hundred forty-three thousand, six hundred sixty-three".