189484367 has 2 divisors, whose sum is σ = 189484368. Its totient is φ = 189484366.

The previous prime is 189484349. The next prime is 189484429. The reversal of 189484367 is 763484981.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 189484367 - 2⁸ = 189484111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189484667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94742183 + 94742184.

It is an arithmetic number, because the mean of its divisors is an integer number (94742184).

Almost surely, 2^189484367 is an apocalyptic number.

189484367 is a deficient number, since it is larger than the sum of its proper divisors (1).

189484367 is an equidigital number, since it uses as much as digits as its factorization.

189484367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 50.

The square root of 189484367 is about 13765.3320700955. The cubic root of 189484367 is about 574.3691804068.

The spelling of 189484367 in words is "one hundred eighty-nine million, four hundred eighty-four thousand, three hundred sixty-seven".