195856238 has 16 divisors (see below), whose sum is σ = 304962624. Its totient is φ = 94270560.

The previous prime is 195856229. The next prime is 195856261. The reversal of 195856238 is 832658591.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a junction number, because it is equal to n+sod(n) for n = 195856192 and 195856201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11345 + ... + 22812.

It is an arithmetic number, because the mean of its divisors is an integer number (19060164).

Almost surely, 2^195856238 is an apocalyptic number.

195856238 is a deficient number, since it is larger than the sum of its proper divisors (109106386).

195856238 is a wasteful number, since it uses less digits than its factorization.

195856238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34267.

The product of its digits is 518400, while the sum is 47.

The square root of 195856238 is about 13994.8647010252. The cubic root of 195856238 is about 580.7365177594.

The spelling of 195856238 in words is "one hundred ninety-five million, eight hundred fifty-six thousand, two hundred thirty-eight".