535642128 has 90 divisors (see below), whose sum is σ = 1743820494. Its totient is φ = 153038592.

The previous prime is 535642109. The next prime is 535642157. The reversal of 535642128 is 821246535.

535642128 is a `hidden beast` number, since 5 + 3 + 5 + 642 + 1 + 2 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 503015184 + 32626944 = 22428^2 + 5712^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 535642092 and 535642101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 30901 + ... + 45012.

Almost surely, 2^535642128 is an apocalyptic number.

It is an amenable number.

535642128 is an abundant number, since it is smaller than the sum of its proper divisors (1208178366).

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

535642128 is a wasteful number, since it uses less digits than its factorization.

535642128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75941 (or 75925 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 535642128 is about 23143.9436570348. The cubic root of 535642128 is about 812.1287944732.

The spelling of 535642128 in words is "five hundred thirty-five million, six hundred forty-two thousand, one hundred twenty-eight".