66258484 has 12 divisors (see below), whose sum is σ = 117016900. Its totient is φ = 32825088.

The previous prime is 66258449. The next prime is 66258487. The reversal of 66258484 is 48485266.

66258484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 50098084 + 16160400 = 7078^2 + 4020^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 66258484.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66258487) 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 3 ways as a sum of consecutive naturals, for example, 75549 + ... + 76420.

Almost surely, 2^66258484 is an apocalyptic number.

It is an amenable number.

66258484 is a deficient number, since it is larger than the sum of its proper divisors (50758416).

66258484 is a wasteful number, since it uses less digits than its factorization.

66258484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152082 (or 152080 counting only the distinct ones).

The product of its digits is 368640, while the sum is 43.

The square root of 66258484 is about 8139.9314493428. The cubic root of 66258484 is about 404.6508885023.

The spelling of 66258484 in words is "sixty-six million, two hundred fifty-eight thousand, four hundred eighty-four".