190925 has 12 divisors (see below), whose sum is σ = 270816. Its totient is φ = 130800.

The previous prime is 190921. The next prime is 190979. The reversal of 190925 is 529091.

It is a happy number.

It is not a de Polignac number, because 190925 - 2² = 190921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 190894 and 190903.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 190925.

It is not an unprimeable number, because it can be changed into a prime (190921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 371 + ... + 720.

It is an arithmetic number, because the mean of its divisors is an integer number (22568).

2¹⁹⁰⁹²⁵ is an apocalyptic number.

It is an amenable number.

190925 is a deficient number, since it is larger than the sum of its proper divisors (79891).

190925 is a wasteful number, since it uses less digits than its factorization.

190925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108 (or 1103 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 190925 is about 436.9496538504. The cubic root of 190925 is about 57.5821133055.

The spelling of 190925 in words is "one hundred ninety thousand, nine hundred twenty-five".