53123304 has 32 divisors (see below), whose sum is σ = 143025120. Its totient is φ = 16345536.

The previous prime is 53123281. The next prime is 53123309. The reversal of 53123304 is 40332135.

It is not an unprimeable number, because it can be changed into a prime (53123309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84822 + ... + 85445.

It is an arithmetic number, because the mean of its divisors is an integer number (4469535).

Almost surely, 2^53123304 is an apocalyptic number.

It is an amenable number.

53123304 is an abundant number, since it is smaller than the sum of its proper divisors (89901816).

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

53123304 is a wasteful number, since it uses less digits than its factorization.

53123304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170289 (or 170285 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 53123304 is about 7288.5735229879. The cubic root of 53123304 is about 375.9196485914.

Adding to 53123304 its reverse (40332135), we get a palindrome (93455439).

The spelling of 53123304 in words is "fifty-three million, one hundred twenty-three thousand, three hundred four".