144432716 has 6 divisors (see below), whose sum is σ = 252757260. Its totient is φ = 72216356.

The previous prime is 144432713. The next prime is 144432733. The reversal of 144432716 is 617234441.

It is a super-2 number, since 2×144432716² = 41721618902273312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (144432713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18054086 + ... + 18054093.

It is an arithmetic number, because the mean of its divisors is an integer number (42126210).

Almost surely, 2^144432716 is an apocalyptic number.

It is an amenable number.

144432716 is a deficient number, since it is larger than the sum of its proper divisors (108324544).

144432716 is a wasteful number, since it uses less digits than its factorization.

144432716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36108183 (or 36108181 counting only the distinct ones).

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

The square root of 144432716 is about 12018.0163088590. The cubic root of 144432716 is about 524.6727708369.

The spelling of 144432716 in words is "one hundred forty-four million, four hundred thirty-two thousand, seven hundred sixteen".