144135296 has 64 divisors (see below), whose sum is σ = 302425920. Its totient is φ = 68293632.

The previous prime is 144135287. The next prime is 144135301. The reversal of 144135296 is 692531441.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509171 + ... + 509453.

It is an arithmetic number, because the mean of its divisors is an integer number (4725405).

Almost surely, 2^144135296 is an apocalyptic number.

144135296 is a gapful number since it is divisible by the number (16) 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 144135296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151212960).

144135296 is an abundant number, since it is smaller than the sum of its proper divisors (158290624).

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

144135296 is a wasteful number, since it uses less digits than its factorization.

144135296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 481 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 144135296 is about 12005.6360098081. The cubic root of 144135296 is about 524.3123829333.

The spelling of 144135296 in words is "one hundred forty-four million, one hundred thirty-five thousand, two hundred ninety-six".