53030500 has 48 divisors (see below), whose sum is σ = 117621504. Its totient is φ = 20882400.

The previous prime is 53030459. The next prime is 53030519. The reversal of 53030500 is 503035.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32709 + ... + 34291.

It is an arithmetic number, because the mean of its divisors is an integer number (2450448).

Almost surely, 2^53030500 is an apocalyptic number.

53030500 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 53030500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58810752).

53030500 is an abundant number, since it is smaller than the sum of its proper divisors (64591004).

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

53030500 is a wasteful number, since it uses less digits than its factorization.

53030500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669 (or 1657 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 16.

The square root of 53030500 is about 7282.2043366003. The cubic root of 53030500 is about 375.7006161428.

Adding to 53030500 its reverse (503035), we get a palindrome (53533535).

The spelling of 53030500 in words is "fifty-three million, thirty thousand, five hundred".