46681691 has 8 divisors (see below), whose sum is σ = 55071744. Its totient is φ = 38721960.

The previous prime is 46681681. The next prime is 46681709. The reversal of 46681691 is 19618664.

46681691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 46681691 - 2¹⁸ = 46419547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46681601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107345 + ... + 107778.

It is an arithmetic number, because the mean of its divisors is an integer number (6883968).

Almost surely, 2^46681691 is an apocalyptic number.

46681691 is a deficient number, since it is larger than the sum of its proper divisors (8390053).

46681691 is a wasteful number, since it uses less digits than its factorization.

46681691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215161.

The product of its digits is 62208, while the sum is 41.

The square root of 46681691 is about 6832.4000907441. The cubic root of 46681691 is about 360.0660655501.

The spelling of 46681691 in words is "forty-six million, six hundred eighty-one thousand, six hundred ninety-one".