158098432 has 44 divisors (see below), whose sum is σ = 318161116. Its totient is φ = 78520320.

The previous prime is 158098403. The next prime is 158098441. The reversal of 158098432 is 234890851.

It can be written as a sum of positive squares in 2 ways, for example, as 4734976 + 153363456 = 2176^2 + 12384^2 .

It is a super-2 number, since 2×158098432² = 49990228401717248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184918 + ... + 185770.

Almost surely, 2^158098432 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 158098432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159080558).

158098432 is an abundant number, since it is smaller than the sum of its proper divisors (160062684).

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

158098432 is an equidigital number, since it uses as much as digits as its factorization.

158098432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054 (or 1036 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 158098432 is about 12573.7198950828. The cubic root of 158098432 is about 540.7242590845.

The spelling of 158098432 in words is "one hundred fifty-eight million, ninety-eight thousand, four hundred thirty-two".