67006216 has 16 divisors (see below), whose sum is σ = 126627840. Its totient is φ = 33238800.

The previous prime is 67006183. The next prime is 67006249. The reversal of 67006216 is 61260076.

It is an interprime number because it is at equal distance from previous prime (67006183) and next prime (67006249).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31960 + ... + 33991.

It is an arithmetic number, because the mean of its divisors is an integer number (7914240).

Almost surely, 2^67006216 is an apocalyptic number.

It is an amenable number.

67006216 is a deficient number, since it is larger than the sum of its proper divisors (59621624).

67006216 is a wasteful number, since it uses less digits than its factorization.

67006216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66084 (or 66080 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 67006216 is about 8185.7324656991. The cubic root of 67006216 is about 406.1673701452.

The spelling of 67006216 in words is "sixty-seven million, six thousand, two hundred sixteen".