53386838 has 16 divisors (see below), whose sum is σ = 82237680. Its totient is φ = 25977600.

The previous prime is 53386831. The next prime is 53386859. The reversal of 53386838 is 83868335.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53386831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60158 + ... + 61038.

It is an arithmetic number, because the mean of its divisors is an integer number (5139855).

Almost surely, 2^53386838 is an apocalyptic number.

53386838 is a deficient number, since it is larger than the sum of its proper divisors (28850842).

53386838 is a wasteful number, since it uses less digits than its factorization.

53386838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663.

The product of its digits is 414720, while the sum is 44.

The square root of 53386838 is about 7306.6297292254. The cubic root of 53386838 is about 376.5402440305.

The spelling of 53386838 in words is "fifty-three million, three hundred eighty-six thousand, eight hundred thirty-eight".