53929886 has 8 divisors (see below), whose sum is σ = 80926560. Its totient is φ = 26954368.

The previous prime is 53929861. The next prime is 53929907. The reversal of 53929886 is 68892935.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5435 + ... + 11721.

It is an arithmetic number, because the mean of its divisors is an integer number (10115820).

Almost surely, 2^53929886 is an apocalyptic number.

53929886 is a deficient number, since it is larger than the sum of its proper divisors (26996674).

53929886 is a wasteful number, since it uses less digits than its factorization.

53929886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10578.

The product of its digits is 933120, while the sum is 50.

The square root of 53929886 is about 7343.6970253408. The cubic root of 53929886 is about 377.8126550332.

The spelling of 53929886 in words is "fifty-three million, nine hundred twenty-nine thousand, eight hundred eighty-six".