53051646 has 8 divisors (see below), whose sum is σ = 106103304. Its totient is φ = 17683880.

The previous prime is 53051623. The next prime is 53051651. The reversal of 53051646 is 64615035.

53051646 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.

53051646 is an admirable number.

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, 4420965 + ... + 4420976.

It is an arithmetic number, because the mean of its divisors is an integer number (13262913).

Almost surely, 2^53051646 is an apocalyptic number.

53051646 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.

53051646 is a wasteful number, since it uses less digits than its factorization.

53051646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8841946.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 53051646 is about 7283.6560874330. The cubic root of 53051646 is about 375.7505465884.

The spelling of 53051646 in words is "fifty-three million, fifty-one thousand, six hundred forty-six".