195779094 has 32 divisors (see below), whose sum is σ = 447987456. Its totient is φ = 55875360.

The previous prime is 195779081. The next prime is 195779113. The reversal of 195779094 is 490977591.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47629 + ... + 51575.

It is an arithmetic number, because the mean of its divisors is an integer number (13999608).

Almost surely, 2^195779094 is an apocalyptic number.

195779094 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

195779094 is an abundant number, since it is smaller than the sum of its proper divisors (252208362).

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

195779094 is a wasteful number, since it uses less digits than its factorization.

195779094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5140.

The product of its (nonzero) digits is 714420, while the sum is 51.

The square root of 195779094 is about 13992.1082757389. The cubic root of 195779094 is about 580.6602607700.

The spelling of 195779094 in words is "one hundred ninety-five million, seven hundred seventy-nine thousand, ninety-four".