67994694 has 32 divisors (see below), whose sum is σ = 151670880. Its totient is φ = 22579200.

The previous prime is 67994681. The next prime is 67994701. The reversal of 67994694 is 49649976.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 67994694.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12934 + ... + 17414.

It is an arithmetic number, because the mean of its divisors is an integer number (4739715).

Almost surely, 2^67994694 is an apocalyptic number.

67994694 is an abundant number, since it is smaller than the sum of its proper divisors (83676186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67994694 is a wasteful number, since it uses less digits than its factorization.

67994694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4773 (or 4767 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The square root of 67994694 is about 8245.8895214525. The cubic root of 67994694 is about 408.1548936107.

The spelling of 67994694 in words is "sixty-seven million, nine hundred ninety-four thousand, six hundred ninety-four".