158228546 has 24 divisors (see below), whose sum is σ = 288100800. Its totient is φ = 64862952.

The previous prime is 158228531. The next prime is 158228563. The reversal of 158228546 is 645822851.

It is a happy number.

158228546 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 32846 + ... + 37353.

It is an arithmetic number, because the mean of its divisors is an integer number (12004200).

Almost surely, 2^158228546 is an apocalyptic number.

158228546 is a deficient number, since it is larger than the sum of its proper divisors (129872254).

158228546 is a wasteful number, since it uses less digits than its factorization.

158228546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70238 (or 70231 counting only the distinct ones).

The product of its digits is 153600, while the sum is 41.

The square root of 158228546 is about 12578.8928765611. The cubic root of 158228546 is about 540.8725559469.

The spelling of 158228546 in words is "one hundred fifty-eight million, two hundred twenty-eight thousand, five hundred forty-six".