67860672 has 168 divisors, whose sum is σ = 207556608. Its totient is φ = 19514880.

The previous prime is 67860671. The next prime is 67860673. The reversal of 67860672 is 27606876.

It is an interprime number because it is at equal distance from previous prime (67860671) and next prime (67860673).

It is not an unprimeable number, because it can be changed into a prime (67860671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 534273 + ... + 534399.

It is an arithmetic number, because the mean of its divisors is an integer number (1235456).

Almost surely, 2^67860672 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 67860672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103778304).

67860672 is an abundant number, since it is smaller than the sum of its proper divisors (139695936).

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

67860672 is a wasteful number, since it uses less digits than its factorization.

67860672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 67860672 is about 8237.7589185409. The cubic root of 67860672 is about 407.8865505407.

The spelling of 67860672 in words is "sixty-seven million, eight hundred sixty thousand, six hundred seventy-two".