190852237 has 2 divisors, whose sum is σ = 190852238. Its totient is φ = 190852236.

The previous prime is 190852201. The next prime is 190852241. The reversal of 190852237 is 732258091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190136521 + 715716 = 13789^2 + 846^2 .

It is a cyclic number.

It is not a de Polignac number, because 190852237 - 2²³ = 182463629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 190852196 and 190852205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190852267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95426118 + 95426119.

It is an arithmetic number, because the mean of its divisors is an integer number (95426119).

Almost surely, 2^190852237 is an apocalyptic number.

It is an amenable number.

190852237 is a deficient number, since it is larger than the sum of its proper divisors (1).

190852237 is an equidigital number, since it uses as much as digits as its factorization.

190852237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 190852237 is about 13814.9280490345. The cubic root of 190852237 is about 575.7479737918.

It can be divided in two parts, 1908 and 52237, that added together give a palindrome (54145).

The spelling of 190852237 in words is "one hundred ninety million, eight hundred fifty-two thousand, two hundred thirty-seven".