195477942 has 16 divisors (see below), whose sum is σ = 426497472. Its totient is φ = 59235720.

The previous prime is 195477937. The next prime is 195477973. The reversal of 195477942 is 249774591.

It is a junction number, because it is equal to n+sod(n) for n = 195477891 and 195477900.

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, 1480828 + ... + 1480959.

It is an arithmetic number, because the mean of its divisors is an integer number (26656092).

Almost surely, 2^195477942 is an apocalyptic number.

195477942 is an abundant number, since it is smaller than the sum of its proper divisors (231019530).

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

195477942 is a wasteful number, since it uses less digits than its factorization.

195477942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961803.

The product of its digits is 635040, while the sum is 48.

The square root of 195477942 is about 13981.3426393891. The cubic root of 195477942 is about 580.3623795654.

The spelling of 195477942 in words is "one hundred ninety-five million, four hundred seventy-seven thousand, nine hundred forty-two".