195724 has 12 divisors (see below), whose sum is σ = 345744. Its totient is φ = 96944.

The previous prime is 195709. The next prime is 195731. The reversal of 195724 is 427591.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 195692 and 195701.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522 + ... + 814.

It is an arithmetic number, because the mean of its divisors is an integer number (28812).

2¹⁹⁵⁷²⁴ is an apocalyptic number.

It is an amenable number.

195724 is a deficient number, since it is larger than the sum of its proper divisors (150020).

195724 is a wasteful number, since it uses less digits than its factorization.

195724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 462 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 195724 is about 442.4070523850. The cubic root of 195724 is about 58.0605787985.

It can be divided in two parts, 195 and 724, that added together give a palindrome (919).

The spelling of 195724 in words is "one hundred ninety-five thousand, seven hundred twenty-four".