190862933 has 2 divisors, whose sum is σ = 190862934. Its totient is φ = 190862932.

The previous prime is 190862897. The next prime is 190862957. The reversal of 190862933 is 339268091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 187087684 + 3775249 = 13678^2 + 1943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-190862933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190862963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95431466 + 95431467.

It is an arithmetic number, because the mean of its divisors is an integer number (95431467).

Almost surely, 2^190862933 is an apocalyptic number.

It is an amenable number.

190862933 is a deficient number, since it is larger than the sum of its proper divisors (1).

190862933 is an equidigital number, since it uses as much as digits as its factorization.

190862933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 190862933 is about 13815.3151610812. The cubic root of 190862933 is about 575.7587292073.

The spelling of 190862933 in words is "one hundred ninety million, eight hundred sixty-two thousand, nine hundred thirty-three".