53838036 has 144 divisors (see below), whose sum is σ = 165110400. Its totient is φ = 14466816.

The previous prime is 53838017. The next prime is 53838049. The reversal of 53838036 is 63083835.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 387255 + ... + 387393.

It is an arithmetic number, because the mean of its divisors is an integer number (1146600).

Almost surely, 2^53838036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53838036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82555200).

53838036 is an abundant number, since it is smaller than the sum of its proper divisors (111272364).

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

53838036 is a wasteful number, since it uses less digits than its factorization.

53838036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 53838036 is about 7337.4406982271. The cubic root of 53838036 is about 377.5980442091.

The spelling of 53838036 in words is "fifty-three million, eight hundred thirty-eight thousand, thirty-six".