195193445 has 16 divisors (see below), whose sum is σ = 239039040. Its totient is φ = 152976384.

The previous prime is 195193423. The next prime is 195193457. The reversal of 195193445 is 544391591.

195193445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 195193445 - 2²² = 190999141 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63146 + ... + 66164.

It is an arithmetic number, because the mean of its divisors is an integer number (14939940).

Almost surely, 2^195193445 is an apocalyptic number.

It is an amenable number.

195193445 is a deficient number, since it is larger than the sum of its proper divisors (43845595).

195193445 is a wasteful number, since it uses less digits than its factorization.

195193445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3284.

The product of its digits is 97200, while the sum is 41.

The square root of 195193445 is about 13971.1647689089. The cubic root of 195193445 is about 580.0806913101.

The spelling of 195193445 in words is "one hundred ninety-five million, one hundred ninety-three thousand, four hundred forty-five".