158332216 has 32 divisors (see below), whose sum is σ = 339948000. Its totient is φ = 67723776.

The previous prime is 158332151. The next prime is 158332243. The reversal of 158332216 is 612233851.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29380 + ... + 34348.

It is an arithmetic number, because the mean of its divisors is an integer number (10623375).

Almost surely, 2^158332216 is an apocalyptic number.

It is an amenable number.

158332216 is an abundant number, since it is smaller than the sum of its proper divisors (181615784).

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

158332216 is a wasteful number, since it uses less digits than its factorization.

158332216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5551 (or 5547 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 158332216 is about 12583.0129937150. The cubic root of 158332216 is about 540.9906551937.

The spelling of 158332216 in words is "one hundred fifty-eight million, three hundred thirty-two thousand, two hundred sixteen".