66434052 has 24 divisors (see below), whose sum is σ = 155375136. Its totient is φ = 22092928.

The previous prime is 66434033. The next prime is 66434107. The reversal of 66434052 is 25043466.

66434052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 933 + ... + 11564.

It is an arithmetic number, because the mean of its divisors is an integer number (6473964).

Almost surely, 2^66434052 is an apocalyptic number.

It is an amenable number.

66434052 is an abundant number, since it is smaller than the sum of its proper divisors (88941084).

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

66434052 is a wasteful number, since it uses less digits than its factorization.

66434052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12947 (or 12945 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 66434052 is about 8150.7086808449. The cubic root of 66434052 is about 405.0079803335.

It can be divided in two parts, 664 and 34052, that added together give a triangular number (34716 = T₂₆₃).

The spelling of 66434052 in words is "sixty-six million, four hundred thirty-four thousand, fifty-two".