53007300 has 54 divisors (see below), whose sum is σ = 166151258. Its totient is φ = 14135040.

The previous prime is 53007293. The next prime is 53007313. The reversal of 53007300 is 370035.

It can be written as a sum of positive squares in 3 ways, for example, as 125316 + 52881984 = 354^2 + 7272^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 28549 + ... + 30348.

Almost surely, 2^53007300 is an apocalyptic number.

53007300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53007300 is an abundant number, since it is smaller than the sum of its proper divisors (113143958).

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

53007300 is a wasteful number, since it uses less digits than its factorization.

53007300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58917 (or 58907 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 18.

The square root of 53007300 is about 7280.6112380761. The cubic root of 53007300 is about 375.6458204706.

Adding to 53007300 its reverse (370035), we get a palindrome (53377335).

The spelling of 53007300 in words is "fifty-three million, seven thousand, three hundred".