158427000 has 192 divisors, whose sum is σ = 554860800. Its totient is φ = 40723200.

The previous prime is 158426969. The next prime is 158427001. The reversal of 158427000 is 724851.

It is a super-2 number, since 2×158427000² = 50198228658000000, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158427001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 260697 + ... + 261303.

It is an arithmetic number, because the mean of its divisors is an integer number (2889900).

Almost surely, 2^158427000 is an apocalyptic number.

158427000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158427000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277430400).

158427000 is an abundant number, since it is smaller than the sum of its proper divisors (396433800).

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

158427000 is a wasteful number, since it uses less digits than its factorization.

158427000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 158427000 is about 12586.7787777493. The cubic root of 158427000 is about 541.0985865437.

The spelling of 158427000 in words is "one hundred fifty-eight million, four hundred twenty-seven thousand".