67946446 has 4 divisors (see below), whose sum is σ = 101919672. Its totient is φ = 33973222.

The previous prime is 67946423. The next prime is 67946447. The reversal of 67946446 is 64464976.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 67946396 and 67946405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67946447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16986610 + ... + 16986613.

It is an arithmetic number, because the mean of its divisors is an integer number (25479918).

Almost surely, 2^67946446 is an apocalyptic number.

67946446 is a deficient number, since it is larger than the sum of its proper divisors (33973226).

67946446 is a wasteful number, since it uses less digits than its factorization.

67946446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33973225.

The product of its digits is 870912, while the sum is 46.

The square root of 67946446 is about 8242.9634234297. The cubic root of 67946446 is about 408.0583306004.

The spelling of 67946446 in words is "sixty-seven million, nine hundred forty-six thousand, four hundred forty-six".