53355642 has 8 divisors (see below), whose sum is σ = 106711296. Its totient is φ = 17785212.

The previous prime is 53355623. The next prime is 53355671. The reversal of 53355642 is 24655335.

53355642 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.

53355642 is an admirable 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, 4446298 + ... + 4446309.

It is an arithmetic number, because the mean of its divisors is an integer number (13338912).

Almost surely, 2^53355642 is an apocalyptic number.

53355642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

53355642 is a wasteful number, since it uses less digits than its factorization.

53355642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8892612.

The product of its digits is 54000, while the sum is 33.

The square root of 53355642 is about 7304.4946437108. The cubic root of 53355642 is about 376.4668873842.

The spelling of 53355642 in words is "fifty-three million, three hundred fifty-five thousand, six hundred forty-two".