158368436 has 24 divisors (see below), whose sum is σ = 288901536. Its totient is φ = 75889440.

The previous prime is 158368433. The next prime is 158368459. The reversal of 158368436 is 634863851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158368433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1931 + ... + 17901.

It is an arithmetic number, because the mean of its divisors is an integer number (12037564).

Almost surely, 2^158368436 is an apocalyptic number.

It is an amenable number.

158368436 is a deficient number, since it is larger than the sum of its proper divisors (130533100).

158368436 is a wasteful number, since it uses less digits than its factorization.

158368436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16079 (or 16077 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 158368436 is about 12584.4521533518. The cubic root of 158368436 is about 541.0319043007.

The spelling of 158368436 in words is "one hundred fifty-eight million, three hundred sixty-eight thousand, four hundred thirty-six".