195617070 has 192 divisors, whose sum is σ = 591971328. Its totient is φ = 44721600.

The previous prime is 195617041. The next prime is 195617077. The reversal of 195617070 is 70716591.

195617070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195617077) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2755135 + ... + 2755205.

It is an arithmetic number, because the mean of its divisors is an integer number (3083184).

Almost surely, 2^195617070 is an apocalyptic number.

195617070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 195617070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295985664).

195617070 is an abundant number, since it is smaller than the sum of its proper divisors (396354258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195617070 is a wasteful number, since it uses less digits than its factorization.

195617070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 36.

The square root of 195617070 is about 13986.3172422193. The cubic root of 195617070 is about 580.5000344976.

The spelling of 195617070 in words is "one hundred ninety-five million, six hundred seventeen thousand, seventy".