190047433 has 2 divisors, whose sum is σ = 190047434. Its totient is φ = 190047432.

The previous prime is 190047383. The next prime is 190047439. The reversal of 190047433 is 334740091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189420169 + 627264 = 13763^2 + 792^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-190047433 is a prime.

It is a super-2 number, since 2×190047433² = 72236053579778978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 190047395 and 190047404.

It is not a weakly prime, because it can be changed into another prime (190047439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95023716 + 95023717.

It is an arithmetic number, because the mean of its divisors is an integer number (95023717).

Almost surely, 2^190047433 is an apocalyptic number.

It is an amenable number.

190047433 is a deficient number, since it is larger than the sum of its proper divisors (1).

190047433 is an equidigital number, since it uses as much as digits as its factorization.

190047433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 190047433 is about 13785.7692204679. The cubic root of 190047433 is about 574.9375438149.

The spelling of 190047433 in words is "one hundred ninety million, forty-seven thousand, four hundred thirty-three".