158242436 has 12 divisors (see below), whose sum is σ = 302099280. Its totient is φ = 71928360.

The previous prime is 158242433. The next prime is 158242439. The reversal of 158242436 is 634242851.

It is an interprime number because it is at equal distance from previous prime (158242433) and next prime (158242439).

It is a junction number, because it is equal to n+sod(n) for n = 158242396 and 158242405.

It is not an unprimeable number, because it can be changed into a prime (158242433) 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, 1798166 + ... + 1798253.

It is an arithmetic number, because the mean of its divisors is an integer number (25174940).

Almost surely, 2^158242436 is an apocalyptic number.

It is an amenable number.

158242436 is a deficient number, since it is larger than the sum of its proper divisors (143856844).

158242436 is a wasteful number, since it uses less digits than its factorization.

158242436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3596434 (or 3596432 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 158242436 is about 12579.4449798073. Note that the first 3 decimals coincide. The cubic root of 158242436 is about 540.8883822104. Note that the first 3 decimals are identical.

The spelling of 158242436 in words is "one hundred fifty-eight million, two hundred forty-two thousand, four hundred thirty-six".