466989666 has 32 divisors (see below), whose sum is σ = 1097264448. Its totient is φ = 130626240.

The previous prime is 466989647. The next prime is 466989667. The reversal of 466989666 is 666989664.

It is not an unprimeable number, because it can be changed into a prime (466989667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271281 + ... + 272996.

It is an arithmetic number, because the mean of its divisors is an integer number (34289514).

Almost surely, 2^466989666 is an apocalyptic number.

466989666 is an abundant number, since it is smaller than the sum of its proper divisors (630274782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

466989666 is a wasteful number, since it uses less digits than its factorization.

466989666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544306.

The product of its digits is 20155392, while the sum is 60.

The square root of 466989666 is about 21609.9436834065. The cubic root of 466989666 is about 775.8345036683.

It can be divided in two parts, 4669896 and 66, that multiplied together give a square (308213136 = 17556²).

The spelling of 466989666 in words is "four hundred sixty-six million, nine hundred eighty-nine thousand, six hundred sixty-six".