66736041 has 16 divisors (see below), whose sum is σ = 93134976. Its totient is φ = 42425856.

The previous prime is 66736031. The next prime is 66736051. The reversal of 66736041 is 14063766.

It is an interprime number because it is at equal distance from previous prime (66736031) and next prime (66736051).

It is not a de Polignac number, because 66736041 - 2⁷ = 66735913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66735993 and 66736011.

It is not an unprimeable number, because it can be changed into a prime (66736001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24441 + ... + 27033.

It is an arithmetic number, because the mean of its divisors is an integer number (5820936).

Almost surely, 2^66736041 is an apocalyptic number.

It is an amenable number.

66736041 is a deficient number, since it is larger than the sum of its proper divisors (26398935).

66736041 is a wasteful number, since it uses less digits than its factorization.

66736041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 66736041 is about 8169.2129975904. The cubic root of 66736041 is about 405.6207338486.

The spelling of 66736041 in words is "sixty-six million, seven hundred thirty-six thousand, forty-one".