53300030 has 16 divisors (see below), whose sum is σ = 109645920. Its totient is φ = 18274272.

The previous prime is 53300011. The next prime is 53300047. The reversal of 53300030 is 3000335.

53300030 = 1217² + 1218² + ... + 1251².

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53299978 and 53300014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380645 + ... + 380784.

It is an arithmetic number, because the mean of its divisors is an integer number (6852870).

Almost surely, 2^53300030 is an apocalyptic number.

53300030 is an abundant number, since it is smaller than the sum of its proper divisors (56345890).

53300030 is a wasteful number, since it uses less digits than its factorization.

53300030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761443.

The product of its (nonzero) digits is 135, while the sum is 14.

The square root of 53300030 is about 7300.6869539791. The cubic root of 53300030 is about 376.3360461473.

Adding to 53300030 its reverse (3000335), we get a palindrome (56300365).

The spelling of 53300030 in words is "fifty-three million, three hundred thousand, thirty".