52930128 has 40 divisors (see below), whose sum is σ = 140436448. Its totient is φ = 17165952.

The previous prime is 52930123. The next prime is 52930147. The reversal of 52930128 is 82103925.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 52930095 and 52930104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52930123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13126 + ... + 16677.

Almost surely, 2^52930128 is an apocalyptic number.

It is an amenable number.

52930128 is an abundant number, since it is smaller than the sum of its proper divisors (87506320).

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

52930128 is a wasteful number, since it uses less digits than its factorization.

52930128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29851 (or 29845 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 52930128 is about 7275.3094779535. The cubic root of 52930128 is about 375.4634341519.

The spelling of 52930128 in words is "fifty-two million, nine hundred thirty thousand, one hundred twenty-eight".