190369 has 2 divisors, whose sum is σ = 190370. Its totient is φ = 190368.

The previous prime is 190367. The next prime is 190387. The reversal of 190369 is 963091.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97344 + 93025 = 312^2 + 305^2 .

It is a cyclic number.

It is not a de Polignac number, because 190369 - 2¹ = 190367 is a prime.

It is a super-2 number, since 2×190369² = 72480712322, which contains 22 as substring.

Together with 190367, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (190367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95184 + 95185.

It is an arithmetic number, because the mean of its divisors is an integer number (95185).

2¹⁹⁰³⁶⁹ is an apocalyptic number.

It is an amenable number.

190369 is a deficient number, since it is larger than the sum of its proper divisors (1).

190369 is an equidigital number, since it uses as much as digits as its factorization.

190369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 190369 is about 436.3129610727. The cubic root of 190369 is about 57.5261632668.

The spelling of 190369 in words is "one hundred ninety thousand, three hundred sixty-nine".