195497316 has 72 divisors (see below), whose sum is σ = 566069504. Its totient is φ = 55728000.

The previous prime is 195497273. The next prime is 195497321. The reversal of 195497316 is 613794591.

195497316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188736 + ... + 189768.

Almost surely, 2^195497316 is an apocalyptic number.

It is an amenable number.

195497316 is an abundant number, since it is smaller than the sum of its proper divisors (370572188).

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

195497316 is a wasteful number, since it uses less digits than its factorization.

195497316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801 (or 1796 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The square root of 195497316 is about 13982.0354741361. The cubic root of 195497316 is about 580.3815523498.

The spelling of 195497316 in words is "one hundred ninety-five million, four hundred ninety-seven thousand, three hundred sixteen".