67563741 has 8 divisors (see below), whose sum is σ = 102954304. Its totient is φ = 38607840.

The previous prime is 67563737. The next prime is 67563757. The reversal of 67563741 is 14736576.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 67563741 - 2² = 67563737 is a prime.

It is a Duffinian number.

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 67563741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67563761) 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 in 7 ways as a sum of consecutive naturals, for example, 1608640 + ... + 1608681.

It is an arithmetic number, because the mean of its divisors is an integer number (12869288).

Almost surely, 2^67563741 is an apocalyptic number.

It is an amenable number.

67563741 is a deficient number, since it is larger than the sum of its proper divisors (35390563).

67563741 is a wasteful number, since it uses less digits than its factorization.

67563741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3217331.

The product of its digits is 105840, while the sum is 39.

The square root of 67563741 is about 8219.7166009541. The cubic root of 67563741 is about 407.2907649043.

The spelling of 67563741 in words is "sixty-seven million, five hundred sixty-three thousand, seven hundred forty-one".