66258052 has 24 divisors (see below), whose sum is σ = 134386560. Its totient is φ = 27995520.

The previous prime is 66258047. The next prime is 66258077. The reversal of 66258052 is 25085266.

It is a junction number, because it is equal to n+sod(n) for n = 66257999 and 66258017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14677 + ... + 18652.

It is an arithmetic number, because the mean of its divisors is an integer number (5599440).

Almost surely, 2^66258052 is an apocalyptic number.

It is an amenable number.

66258052 is an abundant number, since it is smaller than the sum of its proper divisors (68128508).

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

66258052 is a wasteful number, since it uses less digits than its factorization.

66258052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33411 (or 33409 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 66258052 is about 8139.9049134495. The cubic root of 66258052 is about 404.6500090699.

The spelling of 66258052 in words is "sixty-six million, two hundred fifty-eight thousand, fifty-two".