53212300 has 36 divisors (see below), whose sum is σ = 115886680. Its totient is φ = 21208320.

The previous prime is 53212297. The next prime is 53212309. The reversal of 53212300 is 321235.

It is not an unprimeable number, because it can be changed into a prime (53212309) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32911 + ... + 34489.

Almost surely, 2^53212300 is an apocalyptic number.

53212300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53212300 is an abundant number, since it is smaller than the sum of its proper divisors (62674380).

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

53212300 is a wasteful number, since it uses less digits than its factorization.

53212300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1930 (or 1923 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 53212300 is about 7294.6761408578. The cubic root of 53212300 is about 376.1294540667.

Adding to 53212300 its reverse (321235), we get a palindrome (53533535).

The spelling of 53212300 in words is "fifty-three million, two hundred twelve thousand, three hundred".