190216937 has 2 divisors, whose sum is σ = 190216938. Its totient is φ = 190216936.

The previous prime is 190216933. The next prime is 190216951. The reversal of 190216937 is 739612091.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 188815081 + 1401856 = 13741^2 + 1184^2 .

It is a cyclic number.

It is not a de Polignac number, because 190216937 - 2² = 190216933 is a prime.

It is a super-3 number, since 3×190216937³ (a number of 26 digits) contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 190216937.

It is not a weakly prime, because it can be changed into another prime (190216931) 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 as a sum of consecutive naturals, namely, 95108468 + 95108469.

It is an arithmetic number, because the mean of its divisors is an integer number (95108469).

Almost surely, 2^190216937 is an apocalyptic number.

It is an amenable number.

190216937 is a deficient number, since it is larger than the sum of its proper divisors (1).

190216937 is an equidigital number, since it uses as much as digits as its factorization.

190216937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 190216937 is about 13791.9156392432. The cubic root of 190216937 is about 575.1084226546.

The spelling of 190216937 in words is "one hundred ninety million, two hundred sixteen thousand, nine hundred thirty-seven".