144453252 has 24 divisors (see below), whose sum is σ = 337290016. Its totient is φ = 48117888.

The previous prime is 144453251. The next prime is 144453259. The reversal of 144453252 is 252354441.

It is not an unprimeable number, because it can be changed into a prime (144453251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19263 + ... + 25689.

Almost surely, 2^144453252 is an apocalyptic number.

144453252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144453252 is an abundant number, since it is smaller than the sum of its proper divisors (192836764).

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

144453252 is a wasteful number, since it uses less digits than its factorization.

144453252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8307 (or 8305 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 144453252 is about 12018.8706624208. The cubic root of 144453252 is about 524.6976363237.

The spelling of 144453252 in words is "one hundred forty-four million, four hundred fifty-three thousand, two hundred fifty-two".