53198928 has 60 divisors (see below), whose sum is σ = 149374368. Its totient is φ = 17674560.

The previous prime is 53198927. The next prime is 53198947. The reversal of 53198928 is 82989135.

It is a happy number.

53198928 is a `hidden beast` number, since 531 + 98 + 9 + 28 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53198921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81901 + ... + 82547.

Almost surely, 2^53198928 is an apocalyptic number.

It is an amenable number.

53198928 is an abundant number, since it is smaller than the sum of its proper divisors (96175440).

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

53198928 is a wasteful number, since it uses less digits than its factorization.

53198928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232 (or 1223 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The square root of 53198928 is about 7293.7595244154. The cubic root of 53198928 is about 376.0979449080.

The spelling of 53198928 in words is "fifty-three million, one hundred ninety-eight thousand, nine hundred twenty-eight".