189044006 has 4 divisors (see below), whose sum is σ = 283566012. Its totient is φ = 94522002.

The previous prime is 189044003. The next prime is 189044027. The reversal of 189044006 is 600440981.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189044003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47261000 + ... + 47261003.

It is an arithmetic number, because the mean of its divisors is an integer number (70891503).

Almost surely, 2^189044006 is an apocalyptic number.

189044006 is a deficient number, since it is larger than the sum of its proper divisors (94522006).

189044006 is an equidigital number, since it uses as much as digits as its factorization.

189044006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94522005.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 189044006 is about 13749.3274744622. The cubic root of 189044006 is about 573.9238912958.

Adding to 189044006 its reverse (600440981), we get a palindrome (789484987).

The spelling of 189044006 in words is "one hundred eighty-nine million, forty-four thousand, six".