67394396 has 6 divisors (see below), whose sum is σ = 117940200. Its totient is φ = 33697196.

The previous prime is 67394389. The next prime is 67394401. The reversal of 67394396 is 69349376.

It is a super-2 number, since 2×67394396² = 9084009224409632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 67394396.

It is a congruent number.

It is an unprimeable number.

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, 8424296 + ... + 8424303.

It is an arithmetic number, because the mean of its divisors is an integer number (19656700).

Almost surely, 2^67394396 is an apocalyptic number.

It is an amenable number.

67394396 is a deficient number, since it is larger than the sum of its proper divisors (50545804).

67394396 is a wasteful number, since it uses less digits than its factorization.

67394396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16848603 (or 16848601 counting only the distinct ones).

The product of its digits is 734832, while the sum is 47.

The square root of 67394396 is about 8209.4089921260. The cubic root of 67394396 is about 406.9501958388.

The spelling of 67394396 in words is "sixty-seven million, three hundred ninety-four thousand, three hundred ninety-six".