144744632 has 8 divisors (see below), whose sum is σ = 271396200. Its totient is φ = 72372312.

The previous prime is 144744601. The next prime is 144744653. The reversal of 144744632 is 236447441.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 144744592 and 144744601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9046532 + ... + 9046547.

It is an arithmetic number, because the mean of its divisors is an integer number (33924525).

Almost surely, 2^144744632 is an apocalyptic number.

It is an amenable number.

144744632 is a deficient number, since it is larger than the sum of its proper divisors (126651568).

144744632 is a wasteful number, since it uses less digits than its factorization.

144744632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18093085 (or 18093081 counting only the distinct ones).

The product of its digits is 64512, while the sum is 35.

The square root of 144744632 is about 12030.9863269808. The cubic root of 144744632 is about 525.0501926313.

The spelling of 144744632 in words is "one hundred forty-four million, seven hundred forty-four thousand, six hundred thirty-two".