158982000 has 80 divisors (see below), whose sum is σ = 512577312. Its totient is φ = 42393600.

The previous prime is 158981971. The next prime is 158982001. The reversal of 158982000 is 289851.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158982001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7249 + ... + 19248.

Almost surely, 2^158982000 is an apocalyptic number.

158982000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158982000 is an abundant number, since it is smaller than the sum of its proper divisors (353595312).

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

158982000 is a wasteful number, since it uses less digits than its factorization.

158982000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26523 (or 26507 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 158982000 is about 12608.8064462898. The cubic root of 158982000 is about 541.7297073243.

The spelling of 158982000 in words is "one hundred fifty-eight million, nine hundred eighty-two thousand".