666033622 has 16 divisors (see below), whose sum is σ = 1032836112. Its totient is φ = 321914880.

The previous prime is 666033551. The next prime is 666033629. The reversal of 666033622 is 226330666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (666033629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31579 + ... + 48262.

It is an arithmetic number, because the mean of its divisors is an integer number (64552257).

Almost surely, 2^666033622 is an apocalyptic number.

666033622 is a deficient number, since it is larger than the sum of its proper divisors (366802490).

666033622 is a wasteful number, since it uses less digits than its factorization.

666033622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79983.

The product of its (nonzero) digits is 46656, while the sum is 34.

The square root of 666033622 is about 25807.6272059250. The cubic root of 666033622 is about 873.3038694422.

It can be divided in two parts, 66603 and 3622, that added together give a square (70225 = 265²).

The spelling of 666033622 in words is "six hundred sixty-six million, thirty-three thousand, six hundred twenty-two".