158238862 has 8 divisors (see below), whose sum is σ = 243773496. Its totient is φ = 76981032.

The previous prime is 158238823. The next prime is 158238863. The reversal of 158238862 is 268832851.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158238863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069108 + ... + 1069255.

It is an arithmetic number, because the mean of its divisors is an integer number (30471687).

Almost surely, 2^158238862 is an apocalyptic number.

158238862 is a deficient number, since it is larger than the sum of its proper divisors (85534634).

158238862 is a wasteful number, since it uses less digits than its factorization.

158238862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2138402.

The product of its digits is 184320, while the sum is 43.

The square root of 158238862 is about 12579.3029218634. The cubic root of 158238862 is about 540.8843100840.

The spelling of 158238862 in words is "one hundred fifty-eight million, two hundred thirty-eight thousand, eight hundred sixty-two".