153240144 has 20 divisors (see below), whose sum is σ = 395870496. Its totient is φ = 51080032.

The previous prime is 153240137. The next prime is 153240179. The reversal of 153240144 is 441042351.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1596204 + ... + 1596299.

Almost surely, 2^153240144 is an apocalyptic number.

It is an amenable number.

153240144 is an abundant number, since it is smaller than the sum of its proper divisors (242630352).

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

153240144 is a wasteful number, since it uses less digits than its factorization.

153240144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3192514 (or 3192508 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 153240144 is about 12379.0203166486. The cubic root of 153240144 is about 535.1278047943.

Adding to 153240144 its reverse (441042351), we get a palindrome (594282495).

The spelling of 153240144 in words is "one hundred fifty-three million, two hundred forty thousand, one hundred forty-four".