67079712 has 96 divisors (see below), whose sum is σ = 202753152. Its totient is φ = 19021824.

The previous prime is 67079711. The next prime is 67079737. The reversal of 67079712 is 21797076.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (67079711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115968 + ... + 116544.

It is an arithmetic number, because the mean of its divisors is an integer number (2112012).

Almost surely, 2^67079712 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 67079712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101376576).

67079712 is an abundant number, since it is smaller than the sum of its proper divisors (135673440).

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

67079712 is a wasteful number, since it uses less digits than its factorization.

67079712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770 (or 762 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 39.

The square root of 67079712 is about 8190.2205098520. The cubic root of 67079712 is about 406.3158179120.

The spelling of 67079712 in words is "sixty-seven million, seventy-nine thousand, seven hundred twelve".