67725106 has 4 divisors (see below), whose sum is σ = 101587662. Its totient is φ = 33862552.

The previous prime is 67725037. The next prime is 67725107. The reversal of 67725106 is 60152776.

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., 57896881 + 9828225 = 7609^2 + 3135^2 .

It is a super-2 number, since 2×67725106² = 9173379965422472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (67725107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16931275 + ... + 16931278.

Almost surely, 2^67725106 is an apocalyptic number.

67725106 is a deficient number, since it is larger than the sum of its proper divisors (33862556).

67725106 is a wasteful number, since it uses less digits than its factorization.

67725106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33862555.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 67725106 is about 8229.5264748344. The cubic root of 67725106 is about 407.6147563438.

The spelling of 67725106 in words is "sixty-seven million, seven hundred twenty-five thousand, one hundred six".