67483728 has 180 divisors, whose sum is σ = 212397120. Its totient is φ = 19977984.

The previous prime is 67483711. The next prime is 67483747. The reversal of 67483728 is 82738476.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1143763 + ... + 1143821.

It is an arithmetic number, because the mean of its divisors is an integer number (1179984).

Almost surely, 2^67483728 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 67483728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106198560).

67483728 is an abundant number, since it is smaller than the sum of its proper divisors (144913392).

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

67483728 is a wasteful number, since it uses less digits than its factorization.

67483728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 124 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 67483728 is about 8214.8480205053. The cubic root of 67483728 is about 407.1299220795.

The spelling of 67483728 in words is "sixty-seven million, four hundred eighty-three thousand, seven hundred twenty-eight".