195362440 has 128 divisors (see below), whose sum is σ = 545771520. Its totient is φ = 61286400.

The previous prime is 195362407. The next prime is 195362477. The reversal of 195362440 is 44263591.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 195362396 and 195362405.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 695100 + ... + 695380.

It is an arithmetic number, because the mean of its divisors is an integer number (4263840).

Almost surely, 2^195362440 is an apocalyptic number.

195362440 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 195362440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272885760).

195362440 is an abundant number, since it is smaller than the sum of its proper divisors (350409080).

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

195362440 is a wasteful number, since it uses less digits than its factorization.

195362440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503 (or 499 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 195362440 is about 13977.2114529329. The cubic root of 195362440 is about 580.2480508560.

The spelling of 195362440 in words is "one hundred ninety-five million, three hundred sixty-two thousand, four hundred forty".