67006106 has 4 divisors (see below), whose sum is σ = 100509162. Its totient is φ = 33503052.

The previous prime is 67006081. The next prime is 67006109. The reversal of 67006106 is 60160076.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 66994225 + 11881 = 8185^2 + 109^2 .

It is not an unprimeable number, because it can be changed into a prime (67006109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16751525 + ... + 16751528.

Almost surely, 2^67006106 is an apocalyptic number.

67006106 is a deficient number, since it is larger than the sum of its proper divisors (33503056).

67006106 is a wasteful number, since it uses less digits than its factorization.

67006106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33503055.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 67006106 is about 8185.7257466886. The cubic root of 67006106 is about 406.1671478850.

The spelling of 67006106 in words is "sixty-seven million, six thousand, one hundred six".