158211196 has 24 divisors (see below), whose sum is σ = 325274544. Its totient is φ = 66382080.

The previous prime is 158211191. The next prime is 158211199. The reversal of 158211196 is 691112851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158211191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137725 + ... + 138868.

It is an arithmetic number, because the mean of its divisors is an integer number (13553106).

Almost surely, 2^158211196 is an apocalyptic number.

It is an amenable number.

158211196 is an abundant number, since it is smaller than the sum of its proper divisors (167063348).

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

158211196 is a wasteful number, since it uses less digits than its factorization.

158211196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276621 (or 276619 counting only the distinct ones).

The product of its digits is 4320, while the sum is 34.

The square root of 158211196 is about 12578.2032103159. The cubic root of 158211196 is about 540.8527860590.

The spelling of 158211196 in words is "one hundred fifty-eight million, two hundred eleven thousand, one hundred ninety-six".