195920463 has 16 divisors (see below), whose sum is σ = 273897216. Its totient is φ = 124333440.

The previous prime is 195920449. The next prime is 195920477. The reversal of 195920463 is 364029591.

It is an interprime number because it is at equal distance from previous prime (195920449) and next prime (195920477).

It is not a de Polignac number, because 195920463 - 2⁴ = 195920447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195920423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7831 + ... + 21287.

It is an arithmetic number, because the mean of its divisors is an integer number (17118576).

Almost surely, 2^195920463 is an apocalyptic number.

195920463 is a deficient number, since it is larger than the sum of its proper divisors (77976753).

195920463 is a wasteful number, since it uses less digits than its factorization.

195920463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13694.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 195920463 is about 13997.1591046183. The cubic root of 195920463 is about 580.7999890196.

It can be divided in two parts, 1959 and 20463, that added together give a palindrome (22422).

The spelling of 195920463 in words is "one hundred ninety-five million, nine hundred twenty thousand, four hundred sixty-three".