195238630 has 8 divisors (see below), whose sum is σ = 351429552. Its totient is φ = 78095448.

The previous prime is 195238583. The next prime is 195238633. The reversal of 195238630 is 36832591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 195238630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195238633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9761922 + ... + 9761941.

It is an arithmetic number, because the mean of its divisors is an integer number (43928694).

Almost surely, 2^195238630 is an apocalyptic number.

195238630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195238630 is a deficient number, since it is larger than the sum of its proper divisors (156190922).

195238630 is a wasteful number, since it uses less digits than its factorization.

195238630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19523870.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 195238630 is about 13972.7817559711. The cubic root of 195238630 is about 580.1254484890.

The spelling of 195238630 in words is "one hundred ninety-five million, two hundred thirty-eight thousand, six hundred thirty".