67982616 has 144 divisors (see below), whose sum is σ = 206116560. Its totient is φ = 20217600.

The previous prime is 67982587. The next prime is 67982617. The reversal of 67982616 is 61628976.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67982617) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 450141 + ... + 450291.

It is an arithmetic number, because the mean of its divisors is an integer number (1431365).

Almost surely, 2^67982616 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 67982616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103058280).

67982616 is an abundant number, since it is smaller than the sum of its proper divisors (138133944).

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

67982616 is a wasteful number, since it uses less digits than its factorization.

67982616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 206 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 67982616 is about 8245.1571240335. The cubic root of 67982616 is about 408.1307251233.

The spelling of 67982616 in words is "sixty-seven million, nine hundred eighty-two thousand, six hundred sixteen".