53011228 has 24 divisors (see below), whose sum is σ = 97257888. Its totient is φ = 25234176.

The previous prime is 53011201. The next prime is 53011241. The reversal of 53011228 is 82211035.

It is a junction number, because it is equal to n+sod(n) for n = 53011199 and 53011208.

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, 20200 + ... + 22672.

It is an arithmetic number, because the mean of its divisors is an integer number (4052412).

Almost surely, 2^53011228 is an apocalyptic number.

It is an amenable number.

53011228 is a deficient number, since it is larger than the sum of its proper divisors (44246660).

53011228 is a wasteful number, since it uses less digits than its factorization.

53011228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2733 (or 2731 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 53011228 is about 7280.8809906494. The cubic root of 53011228 is about 375.6550990690.

The spelling of 53011228 in words is "fifty-three million, eleven thousand, two hundred twenty-eight".