53013646 has 8 divisors (see below), whose sum is σ = 90880560. Its totient is φ = 22720128.

The previous prime is 53013613. The next prime is 53013659. The reversal of 53013646 is 64631035.

53013646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 1893331 + ... + 1893358.

It is an arithmetic number, because the mean of its divisors is an integer number (11360070).

Almost surely, 2^53013646 is an apocalyptic number.

53013646 is a deficient number, since it is larger than the sum of its proper divisors (37866914).

53013646 is a wasteful number, since it uses less digits than its factorization.

53013646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3786698.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 53013646 is about 7281.0470400898. The cubic root of 53013646 is about 375.6608105648.

The spelling of 53013646 in words is "fifty-three million, thirteen thousand, six hundred forty-six".