168672448 has 28 divisors (see below), whose sum is σ = 382526032. Its totient is φ = 72288000.

The previous prime is 168672437. The next prime is 168672451. The reversal of 168672448 is 844276861.

It is a tau number, because it is divible by the number of its divisors (28).

It is a junction number, because it is equal to n+sod(n) for n = 168672398 and 168672407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187803 + ... + 188698.

It is an arithmetic number, because the mean of its divisors is an integer number (13661644).

Almost surely, 2^168672448 is an apocalyptic number.

It is an amenable number.

168672448 is an abundant number, since it is smaller than the sum of its proper divisors (213853584).

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

168672448 is an equidigital number, since it uses as much as digits as its factorization.

168672448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376520 (or 376510 counting only the distinct ones).

The product of its digits is 516096, while the sum is 46.

The square root of 168672448 is about 12987.3957358664. The cubic root of 168672448 is about 552.5200587846.

The spelling of 168672448 in words is "one hundred sixty-eight million, six hundred seventy-two thousand, four hundred forty-eight".