53434228 has 6 divisors (see below), whose sum is σ = 93509906. Its totient is φ = 26717112.

The previous prime is 53434223. The next prime is 53434259. The reversal of 53434228 is 82243435.

It can be written as a sum of positive squares in only one way, i.e., 52591504 + 842724 = 7252^2 + 918^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53434228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53434223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6679275 + ... + 6679282.

Almost surely, 2^53434228 is an apocalyptic number.

It is an amenable number.

53434228 is a deficient number, since it is larger than the sum of its proper divisors (40075678).

53434228 is a wasteful number, since it uses less digits than its factorization.

53434228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13358561 (or 13358559 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 53434228 is about 7309.8719551029. The cubic root of 53434228 is about 376.6516258210.

It can be divided in two parts, 53 and 434228, that added together give a square (434281 = 659²).

The spelling of 53434228 in words is "fifty-three million, four hundred thirty-four thousand, two hundred twenty-eight".