190601906 has 16 divisors (see below), whose sum is σ = 312255648. Its totient is φ = 86536800.

The previous prime is 190601899. The next prime is 190601921. The reversal of 190601906 is 609106091.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16421 + ... + 25511.

It is an arithmetic number, because the mean of its divisors is an integer number (19515978).

Almost surely, 2^190601906 is an apocalyptic number.

190601906 is a deficient number, since it is larger than the sum of its proper divisors (121653742).

190601906 is a wasteful number, since it uses less digits than its factorization.

190601906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10057.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 190601906 is about 13805.8649131447. The cubic root of 190601906 is about 575.4961373814.

Adding to 190601906 its reverse (609106091), we get a palindrome (799707997).

The spelling of 190601906 in words is "one hundred ninety million, six hundred one thousand, nine hundred six".