195420722 has 24 divisors (see below), whose sum is σ = 341650476. Its totient is φ = 83589408.

The previous prime is 195420713. The next prime is 195420737. The reversal of 195420722 is 227024591.

195420722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 195412441 + 8281 = 13979^2 + 91^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58448 + ... + 61700.

Almost surely, 2^195420722 is an apocalyptic number.

195420722 is a deficient number, since it is larger than the sum of its proper divisors (146229754).

195420722 is a wasteful number, since it uses less digits than its factorization.

195420722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3882 (or 3875 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 195420722 is about 13979.2961911535. The cubic root of 195420722 is about 580.3057464474.

The spelling of 195420722 in words is "one hundred ninety-five million, four hundred twenty thousand, seven hundred twenty-two".