67840341 has 16 divisors (see below), whose sum is σ = 91699776. Its totient is φ = 44608256.

The previous prime is 67840337. The next prime is 67840349. The reversal of 67840341 is 14304876.

It is a cyclic number.

It is not a de Polignac number, because 67840341 - 2² = 67840337 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67840349) 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 15 ways as a sum of consecutive naturals, for example, 98986 + ... + 99668.

It is an arithmetic number, because the mean of its divisors is an integer number (5731236).

Almost surely, 2^67840341 is an apocalyptic number.

It is an amenable number.

67840341 is a deficient number, since it is larger than the sum of its proper divisors (23859435).

67840341 is a wasteful number, since it uses less digits than its factorization.

67840341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 67840341 is about 8236.5248132935. The cubic root of 67840341 is about 407.8458123167.

The spelling of 67840341 in words is "sixty-seven million, eight hundred forty thousand, three hundred forty-one".