149950 has 12 divisors (see below), whose sum is σ = 279000. Its totient is φ = 59960.

The previous prime is 149939. The next prime is 149953. The reversal of 149950 is 59941.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149953) by changing a digit.

149950 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1450 + ... + 1549.

It is an arithmetic number, because the mean of its divisors is an integer number (23250).

2¹⁴⁹⁹⁵⁰ is an apocalyptic number.

149950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149950 is a deficient number, since it is larger than the sum of its proper divisors (129050).

149950 is a wasteful number, since it uses less digits than its factorization.

149950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011 (or 3006 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 149950 is about 387.2337795183. The cubic root of 149950 is about 53.1270241443.

Subtracting from 149950 its reverse (59941), we obtain a palindrome (90009).

The spelling of 149950 in words is "one hundred forty-nine thousand, nine hundred fifty".