46661666 has 16 divisors (see below), whose sum is σ = 71245440. Its totient is φ = 22916400.

The previous prime is 46661639. The next prime is 46661669. The reversal of 46661666 is 66616664.

It is a super-2 number, since 2×46661666² = 4354622147791112, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (46661669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35216 + ... + 36516.

It is an arithmetic number, because the mean of its divisors is an integer number (4452840).

Almost surely, 2^46661666 is an apocalyptic number.

46661666 is a deficient number, since it is larger than the sum of its proper divisors (24583774).

46661666 is a wasteful number, since it uses less digits than its factorization.

46661666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609.

The product of its digits is 186624, while the sum is 41.

The square root of 46661666 is about 6830.9344895117. The cubic root of 46661666 is about 360.0145724554.

The spelling of 46661666 in words is "forty-six million, six hundred sixty-one thousand, six hundred sixty-six".