158132272 has 40 divisors (see below), whose sum is σ = 314265600. Its totient is φ = 77055552.

The previous prime is 158132267. The next prime is 158132287. The reversal of 158132272 is 272231851.

158132272 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119229 + ... + 120547.

It is an arithmetic number, because the mean of its divisors is an integer number (7856640).

Almost surely, 2^158132272 is an apocalyptic number.

It is an amenable number.

158132272 is a deficient number, since it is larger than the sum of its proper divisors (156133328).

158132272 is a wasteful number, since it uses less digits than its factorization.

158132272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513 (or 1507 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

The square root of 158132272 is about 12575.0654869070. The cubic root of 158132272 is about 540.7628359030.

It can be divided in two parts, 158132 and 272, that added together give a square (158404 = 398²).

The spelling of 158132272 in words is "one hundred fifty-eight million, one hundred thirty-two thousand, two hundred seventy-two".