195020854 has 16 divisors (see below), whose sum is σ = 334500768. Its totient is φ = 83535552.

The previous prime is 195020827. The next prime is 195020857. The reversal of 195020854 is 458020591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195020857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48364 + ... + 52240.

It is an arithmetic number, because the mean of its divisors is an integer number (20906298).

Almost surely, 2^195020854 is an apocalyptic number.

195020854 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

195020854 is a deficient number, since it is larger than the sum of its proper divisors (139479914).

195020854 is a wasteful number, since it uses less digits than its factorization.

195020854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7479.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 195020854 is about 13964.9867167857. The cubic root of 195020854 is about 579.9096708318.

The spelling of 195020854 in words is "one hundred ninety-five million, twenty thousand, eight hundred fifty-four".