192302993 has 2 divisors, whose sum is σ = 192302994. Its totient is φ = 192302992.

The previous prime is 192302969. The next prime is 192303043. The reversal of 192302993 is 399203291.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191075329 + 1227664 = 13823^2 + 1108^2 .

It is a cyclic number.

It is not a de Polignac number, because 192302993 - 2¹⁰ = 192301969 is a prime.

It is a super-2 number, since 2×192302993² = 73960882233516098, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (192302893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96151496 + 96151497.

It is an arithmetic number, because the mean of its divisors is an integer number (96151497).

Almost surely, 2^192302993 is an apocalyptic number.

It is an amenable number.

192302993 is a deficient number, since it is larger than the sum of its proper divisors (1).

192302993 is an equidigital number, since it uses as much as digits as its factorization.

192302993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 38.

The square root of 192302993 is about 13867.3354686472. The cubic root of 192302993 is about 577.2031349667.

The spelling of 192302993 in words is "one hundred ninety-two million, three hundred two thousand, nine hundred ninety-three".