452706666 has 32 divisors (see below), whose sum is σ = 949088448. Its totient is φ = 143794560.

The previous prime is 452706649. The next prime is 452706697. The reversal of 452706666 is 666607254.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10821 + ... + 31976.

It is an arithmetic number, because the mean of its divisors is an integer number (29659014).

Almost surely, 2^452706666 is an apocalyptic number.

452706666 is an abundant number, since it is smaller than the sum of its proper divisors (496381782).

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

452706666 is a wasteful number, since it uses less digits than its factorization.

452706666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42886.

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 452706666 is about 21276.9045210999. The cubic root of 452706666 is about 767.8427649844.

The spelling of 452706666 in words is "four hundred fifty-two million, seven hundred six thousand, six hundred sixty-six".