53843776 has 56 divisors (see below), whose sum is σ = 126081536. Its totient is φ = 22325760.

The previous prime is 53843771. The next prime is 53843819. The reversal of 53843776 is 67734835.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53843771) 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, 11950 + ... + 15826.

It is an arithmetic number, because the mean of its divisors is an integer number (2251456).

Almost surely, 2^53843776 is an apocalyptic number.

53843776 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53843776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63040768).

53843776 is an abundant number, since it is smaller than the sum of its proper divisors (72237760).

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

53843776 is a wasteful number, since it uses less digits than its factorization.

53843776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3927 (or 3917 counting only the distinct ones).

The product of its digits is 423360, while the sum is 43.

The square root of 53843776 is about 7337.8318323603. The cubic root of 53843776 is about 377.6114630725.

The spelling of 53843776 in words is "fifty-three million, eight hundred forty-three thousand, seven hundred seventy-six".