67613332 has 12 divisors (see below), whose sum is σ = 118470240. Its totient is φ = 33764696.

The previous prime is 67613317. The next prime is 67613333. The reversal of 67613332 is 23331676.

It is a junction number, because it is equal to n+sod(n) for n = 67613294 and 67613303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67613333) 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 in 3 ways as a sum of consecutive naturals, for example, 6718 + ... + 13429.

It is an arithmetic number, because the mean of its divisors is an integer number (9872520).

Almost surely, 2^67613332 is an apocalyptic number.

It is an amenable number.

67613332 is a deficient number, since it is larger than the sum of its proper divisors (50856908).

67613332 is a wasteful number, since it uses less digits than its factorization.

67613332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20990 (or 20988 counting only the distinct ones).

The product of its digits is 13608, while the sum is 31.

The square root of 67613332 is about 8222.7326358091. The cubic root of 67613332 is about 407.3903894285.

The spelling of 67613332 in words is "sixty-seven million, six hundred thirteen thousand, three hundred thirty-two".