46689665 has 24 divisors (see below), whose sum is σ = 62036520. Its totient is φ = 33707520.

The previous prime is 46689647. The next prime is 46689673. The reversal of 46689665 is 56698664.

It can be written as a sum of positive squares in 4 ways, for example, as 9284209 + 37405456 = 3047^2 + 6116^2 .

It is not a de Polignac number, because 46689665 - 2¹⁶ = 46624129 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138377 + ... + 138713.

It is an arithmetic number, because the mean of its divisors is an integer number (2584855).

Almost surely, 2^46689665 is an apocalyptic number.

It is an amenable number.

46689665 is a deficient number, since it is larger than the sum of its proper divisors (15346855).

46689665 is a wasteful number, since it uses less digits than its factorization.

46689665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593 (or 582 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 50.

The square root of 46689665 is about 6832.9836089369. The cubic root of 46689665 is about 360.0865661167.

The spelling of 46689665 in words is "forty-six million, six hundred eighty-nine thousand, six hundred sixty-five".