53255340 has 48 divisors (see below), whose sum is σ = 165684960. Its totient is φ = 14201280.

The previous prime is 53255311. The next prime is 53255341. The reversal of 53255340 is 4355235.

53255340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53255340² = 5672262477031200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (53255341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48771 + ... + 49850.

It is an arithmetic number, because the mean of its divisors is an integer number (3451770).

Almost surely, 2^53255340 is an apocalyptic number.

It is an amenable number.

53255340 is an abundant number, since it is smaller than the sum of its proper divisors (112429620).

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

53255340 is a wasteful number, since it uses less digits than its factorization.

53255340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98639 (or 98631 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 53255340 is about 7297.6256412617. The cubic root of 53255340 is about 376.2308356960.

The spelling of 53255340 in words is "fifty-three million, two hundred fifty-five thousand, three hundred forty".