148940 has 24 divisors (see below), whose sum is σ = 341712. Its totient is φ = 54080.

The previous prime is 148933. The next prime is 148949. The reversal of 148940 is 49841.

It is a plaindrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 148940.

It is not an unprimeable number, because it can be changed into a prime (148949) by changing a digit.

148940 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 7 ways as a sum of consecutive naturals, for example, 119 + ... + 558.

It is an arithmetic number, because the mean of its divisors is an integer number (14238).

2¹⁴⁸⁹⁴⁰ is an apocalyptic number.

148940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148940 is an abundant number, since it is smaller than the sum of its proper divisors (192772).

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

148940 is a wasteful number, since it uses less digits than its factorization.

148940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697 (or 695 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 148940 is about 385.9274543227. The cubic root of 148940 is about 53.0074749158.

Subtracting from 148940 its reverse (49841), we obtain a palindrome (99099).

The spelling of 148940 in words is "one hundred forty-eight thousand, nine hundred forty".