144087332 has 12 divisors (see below), whose sum is σ = 252246876. Its totient is φ = 72016800.

The previous prime is 144087331. The next prime is 144087347. The reversal of 144087332 is 233780441.

It can be written as a sum of positive squares in 2 ways, for example, as 94750756 + 49336576 = 9734^2 + 7024^2 .

It is a super-2 number, since 2×144087332² = 41522318485756448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (144087331) 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 3 ways as a sum of consecutive naturals, for example, 9938 + ... + 19670.

It is an arithmetic number, because the mean of its divisors is an integer number (21020573).

Almost surely, 2^144087332 is an apocalyptic number.

It is an amenable number.

144087332 is a deficient number, since it is larger than the sum of its proper divisors (108159544).

144087332 is a wasteful number, since it uses less digits than its factorization.

144087332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13438 (or 13436 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 144087332 is about 12003.6382817877. The cubic root of 144087332 is about 524.2542178855.

The spelling of 144087332 in words is "one hundred forty-four million, eighty-seven thousand, three hundred thirty-two".