53203000 has 64 divisors (see below), whose sum is σ = 126191520. Its totient is φ = 20992000.

The previous prime is 53202931. The next prime is 53203001. The reversal of 53203000 is 30235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53203001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82680 + ... + 83320.

Almost surely, 2^53203000 is an apocalyptic number.

53203000 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 53203000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63095760).

53203000 is an abundant number, since it is smaller than the sum of its proper divisors (72988520).

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

53203000 is a wasteful number, since it uses less digits than its factorization.

53203000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745 (or 731 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 53203000 is about 7294.0386618114. The cubic root of 53203000 is about 376.1075405384.

Adding to 53203000 its reverse (30235), we get a palindrome (53233235).

The spelling of 53203000 in words is "fifty-three million, two hundred three thousand".