159198396 has 24 divisors (see below), whose sum is σ = 424529280. Its totient is φ = 45485232.

The previous prime is 159198329. The next prime is 159198407. The reversal of 159198396 is 693891951.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947526 + ... + 947693.

It is an arithmetic number, because the mean of its divisors is an integer number (17688720).

Almost surely, 2^159198396 is an apocalyptic number.

It is an amenable number.

159198396 is an abundant number, since it is smaller than the sum of its proper divisors (265330884).

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

159198396 is a wasteful number, since it uses less digits than its factorization.

159198396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1895233 (or 1895231 counting only the distinct ones).

The product of its digits is 524880, while the sum is 51.

The square root of 159198396 is about 12617.3846735367. The cubic root of 159198396 is about 541.9753850198.

The spelling of 159198396 in words is "one hundred fifty-nine million, one hundred ninety-eight thousand, three hundred ninety-six".