4528431936 has 168 divisors, whose sum is σ = 15114812544. Its totient is φ = 1269365760.

The previous prime is 4528431931. The next prime is 4528431959. The reversal of 4528431936 is 6391348254.

4528431936 is a `hidden beast` number, since 4 + 528 + 4 + 31 + 93 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

It is a junction number, because it is equal to n+sod(n) for n = 4528431891 and 4528431900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4528431931) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 203101 + ... + 224291.

Almost surely, 2^4528431936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4528431936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7557406272).

4528431936 is an abundant number, since it is smaller than the sum of its proper divisors (10586380608).

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

4528431936 is a wasteful number, since it uses less digits than its factorization.

4528431936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21269 (or 21256 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 4528431936 is about 67293.6247797665. The cubic root of 4528431936 is about 1654.4333710082.

The spelling of 4528431936 in words is "four billion, five hundred twenty-eight million, four hundred thirty-one thousand, nine hundred thirty-six".