67273872 has 80 divisors (see below), whose sum is σ = 178679040. Its totient is φ = 21805056.

The previous prime is 67273867. The next prime is 67273883. The reversal of 67273872 is 27837276.

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, 428418 + ... + 428574.

It is an arithmetic number, because the mean of its divisors is an integer number (2233488).

Almost surely, 2^67273872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67273872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89339520).

67273872 is an abundant number, since it is smaller than the sum of its proper divisors (111405168).

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

67273872 is a wasteful number, since it uses less digits than its factorization.

67273872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360 (or 354 counting only the distinct ones).

The product of its digits is 197568, while the sum is 42.

The square root of 67273872 is about 8202.0651058133. The cubic root of 67273872 is about 406.7074628367.

The spelling of 67273872 in words is "sixty-seven million, two hundred seventy-three thousand, eight hundred seventy-two".