195436059 has 48 divisors (see below), whose sum is σ = 337075200. Its totient is φ = 99731520.

The previous prime is 195436057. The next prime is 195436081. The reversal of 195436059 is 950634591.

It is not a de Polignac number, because 195436059 - 2¹ = 195436057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 195436059.

It is not an unprimeable number, because it can be changed into a prime (195436057) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 57592 + ... + 60890.

It is an arithmetic number, because the mean of its divisors is an integer number (7022400).

Almost surely, 2^195436059 is an apocalyptic number.

195436059 is a deficient number, since it is larger than the sum of its proper divisors (141639141).

195436059 is a wasteful number, since it uses less digits than its factorization.

195436059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3360 (or 3353 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 195436059 is about 13979.8447416271. The cubic root of 195436059 is about 580.3209272264.

The spelling of 195436059 in words is "one hundred ninety-five million, four hundred thirty-six thousand, fifty-nine".