53263228 has 12 divisors (see below), whose sum is σ = 94036320. Its totient is φ = 26395712.

The previous prime is 53263211. The next prime is 53263297. The reversal of 53263228 is 82236235.

It is a self number, because there is not a number n which added to its sum of digits gives 53263228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58468 + ... + 59371.

It is an arithmetic number, because the mean of its divisors is an integer number (7836360).

Almost surely, 2^53263228 is an apocalyptic number.

It is an amenable number.

53263228 is a deficient number, since it is larger than the sum of its proper divisors (40773092).

53263228 is a wasteful number, since it uses less digits than its factorization.

53263228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117956 (or 117954 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 53263228 is about 7298.1660710072. The cubic root of 53263228 is about 376.2494101233.

The spelling of 53263228 in words is "fifty-three million, two hundred sixty-three thousand, two hundred twenty-eight".