158546241 has 40 divisors (see below), whose sum is σ = 284940480. Its totient is φ = 85823712.

The previous prime is 158546237. The next prime is 158546243. The reversal of 158546241 is 142645851.

It is a happy number.

158546241 is a `hidden beast` number, since 158 + 5 + 462 + 41 = 666.

It is not a de Polignac number, because 158546241 - 2² = 158546237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 158546196 and 158546205.

It is not an unprimeable number, because it can be changed into a prime (158546243) 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 39 ways as a sum of consecutive naturals, for example, 3415 + ... + 18131.

It is an arithmetic number, because the mean of its divisors is an integer number (7123512).

Almost surely, 2^158546241 is an apocalyptic number.

It is an amenable number.

158546241 is a deficient number, since it is larger than the sum of its proper divisors (126394239).

158546241 is a wasteful number, since it uses less digits than its factorization.

158546241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14755 (or 14746 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 158546241 is about 12591.5146428061. The cubic root of 158546241 is about 541.2343061621.

The spelling of 158546241 in words is "one hundred fifty-eight million, five hundred forty-six thousand, two hundred forty-one".