53500646 has 8 divisors (see below), whose sum is σ = 80285160. Its totient is φ = 26738928.

The previous prime is 53500633. The next prime is 53500661. The reversal of 53500646 is 64600535.

53500646 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, 2570 + ... + 10658.

It is an arithmetic number, because the mean of its divisors is an integer number (10035645).

Almost surely, 2^53500646 is an apocalyptic number.

53500646 is a deficient number, since it is larger than the sum of its proper divisors (26784514).

53500646 is a wasteful number, since it uses less digits than its factorization.

53500646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11398.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 53500646 is about 7314.4135786815. The cubic root of 53500646 is about 376.8076187787.

The spelling of 53500646 in words is "fifty-three million, five hundred thousand, six hundred forty-six".