144172326 has 16 divisors (see below), whose sum is σ = 300881664. Its totient is φ = 45967944.

The previous prime is 144172319. The next prime is 144172331. The reversal of 144172326 is 623271441.

144172326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 144172293 and 144172302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522226 + ... + 522501.

It is an arithmetic number, because the mean of its divisors is an integer number (18805104).

Almost surely, 2^144172326 is an apocalyptic number.

144172326 is an abundant number, since it is smaller than the sum of its proper divisors (156709338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144172326 is a wasteful number, since it uses less digits than its factorization.

144172326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044755.

The product of its digits is 8064, while the sum is 30.

The square root of 144172326 is about 12007.1781031182. The cubic root of 144172326 is about 524.3572796973.

The spelling of 144172326 in words is "one hundred forty-four million, one hundred seventy-two thousand, three hundred twenty-six".