53629645 has 16 divisors (see below), whose sum is σ = 68428800. Its totient is φ = 40209664.

The previous prime is 53629633. The next prime is 53629699. The reversal of 53629645 is 54692635.

53629645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 53629645 - 2⁹ = 53629133 is a prime.

It is a super-3 number, since 3×53629645³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 53629598 and 53629607.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 21156 + ... + 23554.

It is an arithmetic number, because the mean of its divisors is an integer number (4276800).

Almost surely, 2^53629645 is an apocalyptic number.

It is an amenable number.

53629645 is a deficient number, since it is larger than the sum of its proper divisors (14799155).

53629645 is a wasteful number, since it uses less digits than its factorization.

53629645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684.

The product of its digits is 194400, while the sum is 40.

The square root of 53629645 is about 7323.2264064414. The cubic root of 53629645 is about 377.1102244151.

The spelling of 53629645 in words is "fifty-three million, six hundred twenty-nine thousand, six hundred forty-five".