46640566 has 16 divisors (see below), whose sum is σ = 80156160. Its totient is φ = 19938600.

The previous prime is 46640557. The next prime is 46640579. The reversal of 46640566 is 66504664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1891 + ... + 9841.

It is an arithmetic number, because the mean of its divisors is an integer number (5009760).

Almost surely, 2^46640566 is an apocalyptic number.

46640566 is a deficient number, since it is larger than the sum of its proper divisors (33515594).

46640566 is a wasteful number, since it uses less digits than its factorization.

46640566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8379.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 46640566 is about 6829.3898702593. The cubic root of 46640566 is about 359.9602991199.

The spelling of 46640566 in words is "forty-six million, six hundred forty thousand, five hundred sixty-six".