190652217 has 16 divisors (see below), whose sum is σ = 290780160. Its totient is φ = 108845712.

The previous prime is 190652207. The next prime is 190652237. The reversal of 190652217 is 712256091.

It is not a de Polignac number, because 190652217 - 2⁷ = 190652089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (190652207) by changing a digit.

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, 24258 + ... + 31140.

It is an arithmetic number, because the mean of its divisors is an integer number (18173760).

Almost surely, 2^190652217 is an apocalyptic number.

It is an amenable number.

190652217 is a deficient number, since it is larger than the sum of its proper divisors (100127943).

190652217 is a wasteful number, since it uses less digits than its factorization.

190652217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8212.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 190652217 is about 13807.6868808646. The cubic root of 190652217 is about 575.5467686327.

The spelling of 190652217 in words is "one hundred ninety million, six hundred fifty-two thousand, two hundred seventeen".