144574016 has 14 divisors (see below), whose sum is σ = 286889190. Its totient is φ = 72286976.

The previous prime is 144574009. The next prime is 144574033. The reversal of 144574016 is 610475441.

It can be written as a sum of positive squares in only one way, i.e., 127599616 + 16974400 = 11296^2 + 4120^2 .

It is a super-2 number, since 2×144574016² = 41803292204736512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129421 + ... + 1129548.

It is an arithmetic number, because the mean of its divisors is an integer number (20492085).

Almost surely, 2^144574016 is an apocalyptic number.

144574016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

144574016 is a deficient number, since it is larger than the sum of its proper divisors (142315174).

144574016 is an equidigital number, since it uses as much as digits as its factorization.

144574016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258981 (or 2258971 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 144574016 is about 12023.8935457696. The cubic root of 144574016 is about 524.8438126470.

The spelling of 144574016 in words is "one hundred forty-four million, five hundred seventy-four thousand, sixteen".