190797 has 4 divisors (see below), whose sum is σ = 254400. Its totient is φ = 127196.

The previous prime is 190793. The next prime is 190807. The reversal of 190797 is 797091.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 190797 - 2² = 190793 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31797 + ... + 31802.

It is an arithmetic number, because the mean of its divisors is an integer number (63600).

2¹⁹⁰⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

190797 is a deficient number, since it is larger than the sum of its proper divisors (63603).

190797 is an equidigital number, since it uses as much as digits as its factorization.

190797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63602.

The product of its (nonzero) digits is 3969, while the sum is 33.

The square root of 190797 is about 436.8031593292. The cubic root of 190797 is about 57.5692423558.

The spelling of 190797 in words is "one hundred ninety thousand, seven hundred ninety-seven".