191648006 has 32 divisors (see below), whose sum is σ = 332183808. Its totient is φ = 82067040.

The previous prime is 191647997. The next prime is 191648011. The reversal of 191648006 is 600846191.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31076 + ... + 36728.

It is an arithmetic number, because the mean of its divisors is an integer number (10380744).

Almost surely, 2^191648006 is an apocalyptic number.

191648006 is a deficient number, since it is larger than the sum of its proper divisors (140535802).

191648006 is a wasteful number, since it uses less digits than its factorization.

191648006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5756.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 191648006 is about 13843.6991443761. The cubic root of 191648006 is about 576.5470685779.

The spelling of 191648006 in words is "one hundred ninety-one million, six hundred forty-eight thousand, six".