144074816 has 14 divisors (see below), whose sum is σ = 285898590. Its totient is φ = 72037376.

The previous prime is 144074807. The next prime is 144074831. The reversal of 144074816 is 618470441.

It can be written as a sum of positive squares in only one way, i.e., 141514816 + 2560000 = 11896^2 + 1600^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125521 + ... + 1125648.

Almost surely, 2^144074816 is an apocalyptic number.

144074816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

144074816 is a deficient number, since it is larger than the sum of its proper divisors (141823774).

144074816 is an equidigital number, since it uses as much as digits as its factorization.

144074816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251181 (or 2251171 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 144074816 is about 12003.1169285315. The cubic root of 144074816 is about 524.2390378422.

The spelling of 144074816 in words is "one hundred forty-four million, seventy-four thousand, eight hundred sixteen".