162444472 has 8 divisors (see below), whose sum is σ = 304583400. Its totient is φ = 81222232.

The previous prime is 162444449. The next prime is 162444481. The reversal of 162444472 is 274444261.

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

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, 10152772 + ... + 10152787.

It is an arithmetic number, because the mean of its divisors is an integer number (38072925).

Almost surely, 2^162444472 is an apocalyptic number.

It is an amenable number.

162444472 is a deficient number, since it is larger than the sum of its proper divisors (142138928).

162444472 is a wasteful number, since it uses less digits than its factorization.

162444472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20305565 (or 20305561 counting only the distinct ones).

The product of its digits is 43008, while the sum is 34.

The square root of 162444472 is about 12745.3706105393. The cubic root of 162444472 is about 545.6342776657.

The spelling of 162444472 in words is "one hundred sixty-two million, four hundred forty-four thousand, four hundred seventy-two".