158949 has 24 divisors (see below), whose sum is σ = 278720. Its totient is φ = 87696.
The previous prime is 158941. The next prime is 158959. The reversal of 158949 is 949851.
It is not a de Polignac number, because 158949 - 23 = 158941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (158941) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5467 + ... + 5495.
2158949 is an apocalyptic number.
It is an amenable number.
158949 is a deficient number, since it is larger than the sum of its proper divisors (119771).
158949 is an equidigital number, since it uses as much as digits as its factorization.
158949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74 (or 39 counting only the distinct ones).
The product of its digits is 12960, while the sum is 36.
The square root of 158949 is about 398.6840854612. The cubic root of 158949 is about 54.1692222331.
The spelling of 158949 in words is "one hundred fifty-eight thousand, nine hundred forty-nine".
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