194225595 has 16 divisors (see below), whose sum is σ = 329041440. Its totient is φ = 97493504.

The previous prime is 194225567. The next prime is 194225597. The reversal of 194225595 is 595522491.

It is a happy number.

It is not a de Polignac number, because 194225595 - 2¹⁶ = 194160059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (194225597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380580 + ... + 381089.

It is an arithmetic number, because the mean of its divisors is an integer number (20565090).

Almost surely, 2^194225595 is an apocalyptic number.

194225595 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

194225595 is a deficient number, since it is larger than the sum of its proper divisors (134815845).

194225595 is a wasteful number, since it uses less digits than its factorization.

194225595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761694.

The product of its digits is 162000, while the sum is 42.

The square root of 194225595 is about 13936.4843127670. The cubic root of 194225595 is about 579.1203421246.

The spelling of 194225595 in words is "one hundred ninety-four million, two hundred twenty-five thousand, five hundred ninety-five".