149944 has 8 divisors (see below), whose sum is σ = 281160. Its totient is φ = 74968.

The previous prime is 149939. The next prime is 149953. The reversal of 149944 is 449941.

It is a tau number, because it is divible by the number of its divisors (8).

It is a nialpdrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9364 + ... + 9379.

It is an arithmetic number, because the mean of its divisors is an integer number (35145).

2¹⁴⁹⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

149944 is a deficient number, since it is larger than the sum of its proper divisors (131216).

149944 is a wasteful number, since it uses less digits than its factorization.

149944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18749 (or 18745 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 149944 is about 387.2260321828. The cubic root of 149944 is about 53.1263155384.

It can be divided in two parts, 1499 and 44, that multiplied together give a palindrome (65956).

The spelling of 149944 in words is "one hundred forty-nine thousand, nine hundred forty-four".