195723000 has 256 divisors, whose sum is σ = 741312000. Its totient is φ = 47376000.

The previous prime is 195722987. The next prime is 195723019. The reversal of 195723000 is 327591.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 296671 + ... + 297329.

It is an arithmetic number, because the mean of its divisors is an integer number (2895750).

Almost surely, 2^195723000 is an apocalyptic number.

195723000 is a gapful number since it is divisible by the number (10) 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 195723000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370656000).

195723000 is an abundant number, since it is smaller than the sum of its proper divisors (545589000).

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

195723000 is a wasteful number, since it uses less digits than its factorization.

195723000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 680 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 195723000 is about 13990.1036450771. The cubic root of 195723000 is about 580.6047991657.

The spelling of 195723000 in words is "one hundred ninety-five million, seven hundred twenty-three thousand".