53255100 has 72 divisors (see below), whose sum is σ = 162211840. Its totient is φ = 13452480.

The previous prime is 53255093. The next prime is 53255123. The reversal of 53255100 is 155235.

It is a super-2 number, since 2×53255100² = 5672211352020000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1029 + ... + 10371.

Almost surely, 2^53255100 is an apocalyptic number.

53255100 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 53255100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81105920).

53255100 is an abundant number, since it is smaller than the sum of its proper divisors (108956740).

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

53255100 is a wasteful number, since it uses less digits than its factorization.

53255100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9379 (or 9372 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 53255100 is about 7297.6091975386. The cubic root of 53255100 is about 376.2302705224.

The spelling of 53255100 in words is "fifty-three million, two hundred fifty-five thousand, one hundred".