195896940 has 48 divisors (see below), whose sum is σ = 560189952. Its totient is φ = 51126976.

The previous prime is 195896927. The next prime is 195896947. The reversal of 195896940 is 49698591.

It is a super-2 number, since 2×195896940² = 76751222202727200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (195896947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31914 + ... + 37553.

It is an arithmetic number, because the mean of its divisors is an integer number (11670624).

Almost surely, 2^195896940 is an apocalyptic number.

195896940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195896940 is an abundant number, since it is smaller than the sum of its proper divisors (364293012).

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

195896940 is a wasteful number, since it uses less digits than its factorization.

195896940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69526 (or 69524 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 195896940 is about 13996.3188017421. The cubic root of 195896940 is about 580.7767436939.

The spelling of 195896940 in words is "one hundred ninety-five million, eight hundred ninety-six thousand, nine hundred forty".