158645032 has 48 divisors (see below), whose sum is σ = 368137440. Its totient is φ = 62756928.

The previous prime is 158645023. The next prime is 158645033. The reversal of 158645032 is 230546851.

158645032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (158645033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1083 + ... + 17845.

It is an arithmetic number, because the mean of its divisors is an integer number (7669530).

Almost surely, 2^158645032 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 158645032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184068720).

158645032 is an abundant number, since it is smaller than the sum of its proper divisors (209492408).

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

158645032 is a wasteful number, since it uses less digits than its factorization.

158645032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16802 (or 16785 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 158645032 is about 12595.4369515313. The cubic root of 158645032 is about 541.3466981394.

The spelling of 158645032 in words is "one hundred fifty-eight million, six hundred forty-five thousand, thirty-two".