66746034 has 24 divisors (see below), whose sum is σ = 144902160. Its totient is φ = 22204728.

The previous prime is 66746033. The next prime is 66746083. The reversal of 66746034 is 43064766.

It is a self number, because there is not a number n which added to its sum of digits gives 66746034.

It is not an unprimeable number, because it can be changed into a prime (66746033) 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 11 ways as a sum of consecutive naturals, for example, 6457 + ... + 13235.

It is an arithmetic number, because the mean of its divisors is an integer number (6037590).

Almost surely, 2^66746034 is an apocalyptic number.

66746034 is an abundant number, since it is smaller than the sum of its proper divisors (78156126).

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

66746034 is a wasteful number, since it uses less digits than its factorization.

66746034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7334 (or 7331 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 66746034 is about 8169.8246003204. The cubic root of 66746034 is about 405.6409786101.

The spelling of 66746034 in words is "sixty-six million, seven hundred forty-six thousand, thirty-four".