148290240 has 112 divisors (see below), whose sum is σ = 538106112. Its totient is φ = 33893376.

The previous prime is 148290221. The next prime is 148290251. The reversal of 148290240 is 42092841.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 148290198 and 148290207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4314 + ... + 17753.

Almost surely, 2^148290240 is an apocalyptic number.

148290240 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 148290240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269053056).

148290240 is an abundant number, since it is smaller than the sum of its proper divisors (389815872).

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

148290240 is a wasteful number, since it uses less digits than its factorization.

148290240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22094 (or 22084 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 148290240 is about 12177.4480085115. The cubic root of 148290240 is about 529.3027975005.

The spelling of 148290240 in words is "one hundred forty-eight million, two hundred ninety thousand, two hundred forty".