158142834 has 16 divisors (see below), whose sum is σ = 351428640. Its totient is φ = 52714260.

The previous prime is 158142793. The next prime is 158142839. The reversal of 158142834 is 438241851.

158142834 is a `hidden beast` number, since 1 + 581 + 42 + 8 + 34 = 666.

It is not an unprimeable number, because it can be changed into a prime (158142839) 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 7 ways as a sum of consecutive naturals, for example, 1464232 + ... + 1464339.

It is an arithmetic number, because the mean of its divisors is an integer number (21964290).

Almost surely, 2^158142834 is an apocalyptic number.

158142834 is an abundant number, since it is smaller than the sum of its proper divisors (193285806).

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

158142834 is a wasteful number, since it uses less digits than its factorization.

158142834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928582 (or 2928576 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 158142834 is about 12575.4854379463. The cubic root of 158142834 is about 540.7748752121.

The spelling of 158142834 in words is "one hundred fifty-eight million, one hundred forty-two thousand, eight hundred thirty-four".