144566425 has 6 divisors (see below), whose sum is σ = 179262398. Its totient is φ = 115653120.

The previous prime is 144566393. The next prime is 144566441. The reversal of 144566425 is 524665441.

144566425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 4309776 + 140256649 = 2076^2 + 11843^2 .

It is not a de Polignac number, because 144566425 - 2⁵ = 144566393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2891304 + ... + 2891353.

Almost surely, 2^144566425 is an apocalyptic number.

It is an amenable number.

144566425 is a deficient number, since it is larger than the sum of its proper divisors (34695973).

144566425 is an equidigital number, since it uses as much as digits as its factorization.

144566425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5782667 (or 5782662 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 144566425 is about 12023.5778784853. The cubic root of 144566425 is about 524.8346266738.

It can be divided in two parts, 144566 and 425, that added together give a triangular number (144991 = T₅₃₈).

The spelling of 144566425 in words is "one hundred forty-four million, five hundred sixty-six thousand, four hundred twenty-five".