67279412 has 6 divisors (see below), whose sum is σ = 117738978. Its totient is φ = 33639704.

The previous prime is 67279369. The next prime is 67279447. The reversal of 67279412 is 21497276.

It can be written as a sum of positive squares in only one way, i.e., 43112356 + 24167056 = 6566^2 + 4916^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8409923 + ... + 8409930.

It is an arithmetic number, because the mean of its divisors is an integer number (19623163).

Almost surely, 2^67279412 is an apocalyptic number.

It is an amenable number.

67279412 is a deficient number, since it is larger than the sum of its proper divisors (50459566).

67279412 is a wasteful number, since it uses less digits than its factorization.

67279412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16819857 (or 16819855 counting only the distinct ones).

The product of its digits is 42336, while the sum is 38.

The square root of 67279412 is about 8202.4028186867. The cubic root of 67279412 is about 406.7186266433.

The spelling of 67279412 in words is "sixty-seven million, two hundred seventy-nine thousand, four hundred twelve".