158358436 has 12 divisors (see below), whose sum is σ = 278676720. Its totient is φ = 78736520.

The previous prime is 158358397. The next prime is 158358443. The reversal of 158358436 is 634853851.

It is a junction number, because it is equal to n+sod(n) for n = 158358392 and 158358401.

It is an unprimeable number.

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, 109870 + ... + 111301.

It is an arithmetic number, because the mean of its divisors is an integer number (23223060).

Almost surely, 2^158358436 is an apocalyptic number.

It is an amenable number.

158358436 is a deficient number, since it is larger than the sum of its proper divisors (120318284).

158358436 is a wasteful number, since it uses less digits than its factorization.

158358436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221354 (or 221352 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 158358436 is about 12584.0548314126. The cubic root of 158358436 is about 541.0205164403.

The spelling of 158358436 in words is "one hundred fifty-eight million, three hundred fifty-eight thousand, four hundred thirty-six".