53056500 has 192 divisors, whose sum is σ = 183386112. Its totient is φ = 11664000.

The previous prime is 53056499. The next prime is 53056511. The reversal of 53056500 is 565035.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 325419 + ... + 325581.

It is an arithmetic number, because the mean of its divisors is an integer number (955136).

Almost surely, 2^53056500 is an apocalyptic number.

53056500 is a gapful number since it is divisible by the number (50) 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 53056500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91693056).

53056500 is an abundant number, since it is smaller than the sum of its proper divisors (130329612).

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

53056500 is a wasteful number, since it uses less digits than its factorization.

53056500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 53056500 is about 7283.9892915902. The cubic root of 53056500 is about 375.7620060980.

The spelling of 53056500 in words is "fifty-three million, fifty-six thousand, five hundred".