148040 has 16 divisors (see below), whose sum is σ = 333180. Its totient is φ = 59200.

The previous prime is 148021. The next prime is 148061. The reversal of 148040 is 40841.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 145924 + 2116 = 382^2 + 46^2 .

It is a nialpdrome in base 8.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 148040.

It is an unprimeable number.

148040 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 3 ways as a sum of consecutive naturals, for example, 1811 + ... + 1890.

2¹⁴⁸⁰⁴⁰ is an apocalyptic number.

148040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148040 is an abundant number, since it is smaller than the sum of its proper divisors (185140).

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

148040 is a wasteful number, since it uses less digits than its factorization.

148040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712 (or 3708 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 148040 is about 384.7596652457. The cubic root of 148040 is about 52.9004896783.

Adding to 148040 its reverse (40841), we get a palindrome (188881).

The spelling of 148040 in words is "one hundred forty-eight thousand, forty".