53856704 has 56 divisors (see below), whose sum is σ = 117793008. Its totient is φ = 24227840.

The previous prime is 53856701. The next prime is 53856707. The reversal of 53856704 is 40765835.

It is an interprime number because it is at equal distance from previous prime (53856701) and next prime (53856707).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53856701) 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, 79214 + ... + 79890.

Almost surely, 2^53856704 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 53856704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58896504).

53856704 is an abundant number, since it is smaller than the sum of its proper divisors (63936304).

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

53856704 is a wasteful number, since it uses less digits than its factorization.

53856704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813 (or 803 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 53856704 is about 7338.7126936541. The cubic root of 53856704 is about 377.6416824138.

The spelling of 53856704 in words is "fifty-three million, eight hundred fifty-six thousand, seven hundred four".