144473436 has 48 divisors (see below), whose sum is σ = 375732000. Its totient is φ = 48007296.

The previous prime is 144473411. The next prime is 144473453. The reversal of 144473436 is 634374441.

144473436 is a `hidden beast` number, since 144 + 473 + 43 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 144473436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35776 + ... + 39608.

It is an arithmetic number, because the mean of its divisors is an integer number (7827750).

Almost surely, 2^144473436 is an apocalyptic number.

It is an amenable number.

144473436 is an abundant number, since it is smaller than the sum of its proper divisors (231258564).

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

144473436 is a wasteful number, since it uses less digits than its factorization.

144473436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4195 (or 4187 counting only the distinct ones).

The product of its digits is 96768, while the sum is 36.

The square root of 144473436 is about 12019.7103126490. The cubic root of 144473436 is about 524.7220733041.

The spelling of 144473436 in words is "one hundred forty-four million, four hundred seventy-three thousand, four hundred thirty-six".