158242616 has 40 divisors (see below), whose sum is σ = 347568600. Its totient is φ = 66164160.

The previous prime is 158242573. The next prime is 158242663. The reversal of 158242616 is 616242851.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3859556 + ... + 3859596.

It is an arithmetic number, because the mean of its divisors is an integer number (8689215).

Almost surely, 2^158242616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158242616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173784300).

158242616 is an abundant number, since it is smaller than the sum of its proper divisors (189325984).

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

158242616 is an frugal number, since it uses more digits than its factorization.

158242616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 50 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 158242616 is about 12579.4521343340. The cubic root of 158242616 is about 540.8885872963. Note that the first 3 decimals are identical.

The spelling of 158242616 in words is "one hundred fifty-eight million, two hundred forty-two thousand, six hundred sixteen".