53003612 has 12 divisors (see below), whose sum is σ = 93142896. Its totient is φ = 26391360.

The previous prime is 53003591. The next prime is 53003617. The reversal of 53003612 is 21630035.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53003617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26528 + ... + 28455.

It is an arithmetic number, because the mean of its divisors is an integer number (7761908).

Almost surely, 2^53003612 is an apocalyptic number.

It is an amenable number.

53003612 is a deficient number, since it is larger than the sum of its proper divisors (40139284).

53003612 is a wasteful number, since it uses less digits than its factorization.

53003612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55228 (or 55226 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 53003612 is about 7280.3579582325. The cubic root of 53003612 is about 375.6371083755.

Adding to 53003612 its reverse (21630035), we get a palindrome (74633647).

The spelling of 53003612 in words is "fifty-three million, three thousand, six hundred twelve".