144473552 has 10 divisors (see below), whose sum is σ = 279917538. Its totient is φ = 72236768.

The previous prime is 144473543. The next prime is 144473561. The reversal of 144473552 is 255374441.

144473552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (144473543) and next prime (144473561).

It can be written as a sum of positive squares in only one way, i.e., 138203536 + 6270016 = 11756^2 + 2504^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4514783 + ... + 4514814.

Almost surely, 2^144473552 is an apocalyptic number.

It is an amenable number.

144473552 is a deficient number, since it is larger than the sum of its proper divisors (135443986).

144473552 is an equidigital number, since it uses as much as digits as its factorization.

144473552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9029605 (or 9029599 counting only the distinct ones).

The product of its digits is 67200, while the sum is 35.

The square root of 144473552 is about 12019.7151380555. The cubic root of 144473552 is about 524.7222137400.

The spelling of 144473552 in words is "one hundred forty-four million, four hundred seventy-three thousand, five hundred fifty-two".