195342678 has 20 divisors (see below), whose sum is σ = 437712660. Its totient is φ = 65114172.

The previous prime is 195342661. The next prime is 195342701. The reversal of 195342678 is 876243591.

195342678 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 an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 602748 + ... + 603071.

It is an arithmetic number, because the mean of its divisors is an integer number (21885633).

Almost surely, 2^195342678 is an apocalyptic number.

195342678 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

195342678 is an abundant number, since it is smaller than the sum of its proper divisors (242369982).

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

195342678 is a wasteful number, since it uses less digits than its factorization.

195342678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205833 (or 1205824 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 195342678 is about 13976.5044986220. The cubic root of 195342678 is about 580.2284850878.

The spelling of 195342678 in words is "one hundred ninety-five million, three hundred forty-two thousand, six hundred seventy-eight".