46684561 has 16 divisors (see below), whose sum is σ = 58383360. Its totient is φ = 36265680.

The previous prime is 46684553. The next prime is 46684597. The reversal of 46684561 is 16548664.

It is a happy number.

It is not a de Polignac number, because 46684561 - 2³ = 46684553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46684061) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 31540 + ... + 32986.

It is an arithmetic number, because the mean of its divisors is an integer number (3648960).

Almost surely, 2^46684561 is an apocalyptic number.

It is an amenable number.

46684561 is a deficient number, since it is larger than the sum of its proper divisors (11698799).

46684561 is a wasteful number, since it uses less digits than its factorization.

46684561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884.

The product of its digits is 138240, while the sum is 40.

The square root of 46684561 is about 6832.6101162001. The cubic root of 46684561 is about 360.0734443776.

It can be divided in two parts, 4668 and 4561, that added together give a palindrome (9229).

The spelling of 46684561 in words is "forty-six million, six hundred eighty-four thousand, five hundred sixty-one".