149000 has 32 divisors (see below), whose sum is σ = 351000. Its totient is φ = 59200.

The previous prime is 148997. The next prime is 149011. The reversal of 149000 is 941.

It can be written as a sum of positive squares in 4 ways, for example, as 17956 + 131044 = 134^2 + 362^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926 + ... + 1074.

2¹⁴⁹⁰⁰⁰ is an apocalyptic number.

149000 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 149000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175500).

149000 is an abundant number, since it is smaller than the sum of its proper divisors (202000).

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

149000 is a wasteful number, since it uses less digits than its factorization.

149000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 149000 is about 386.0051813124. The cubic root of 149000 is about 53.0145919238.

Adding to 149000 its reverse (941), we get a palindrome (149941).

The spelling of 149000 in words is "one hundred forty-nine thousand".