195038424 has 144 divisors (see below), whose sum is σ = 625552200. Its totient is φ = 54722304.

The previous prime is 195038377. The next prime is 195038449. The reversal of 195038424 is 424830591.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 207684 + ... + 208620.

Almost surely, 2^195038424 is an apocalyptic number.

195038424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195038424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312776100).

195038424 is an abundant number, since it is smaller than the sum of its proper divisors (430513776).

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

195038424 is a wasteful number, since it uses less digits than its factorization.

195038424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022 (or 1008 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 195038424 is about 13965.6157758976. The cubic root of 195038424 is about 579.9270855625.

The spelling of 195038424 in words is "one hundred ninety-five million, thirty-eight thousand, four hundred twenty-four".