46646566 has 16 divisors (see below), whose sum is σ = 72049824. Its totient is φ = 22633344.

The previous prime is 46646557. The next prime is 46646573. The reversal of 46646566 is 66564664.

46646566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 43351 + ... + 44413.

It is an arithmetic number, because the mean of its divisors is an integer number (4503114).

Almost surely, 2^46646566 is an apocalyptic number.

46646566 is a deficient number, since it is larger than the sum of its proper divisors (25403258).

46646566 is a wasteful number, since it uses less digits than its factorization.

46646566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695.

The product of its digits is 622080, while the sum is 43.

The square root of 46646566 is about 6829.8291340267. The cubic root of 46646566 is about 359.9757339611.

The spelling of 46646566 in words is "forty-six million, six hundred forty-six thousand, five hundred sixty-six".