53566630 has 16 divisors (see below), whose sum is σ = 103837104. Its totient is φ = 19778400.

The previous prime is 53566603. The next prime is 53566637. The reversal of 53566630 is 3666535.

It is a happy number.

53566630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53566637) 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 7 ways as a sum of consecutive naturals, for example, 205896 + ... + 206155.

It is an arithmetic number, because the mean of its divisors is an integer number (6489819).

Almost surely, 2^53566630 is an apocalyptic number.

53566630 is a deficient number, since it is larger than the sum of its proper divisors (50270474).

53566630 is a wasteful number, since it uses less digits than its factorization.

53566630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412071.

The product of its (nonzero) digits is 48600, while the sum is 34.

The square root of 53566630 is about 7318.9227349385. The cubic root of 53566630 is about 376.9624646309.

The spelling of 53566630 in words is "fifty-three million, five hundred sixty-six thousand, six hundred thirty".