536381728 has 12 divisors (see below), whose sum is σ = 1056001590. Its totient is φ = 268190848.

The previous prime is 536381717. The next prime is 536381737. The reversal of 536381728 is 827183635.

It can be written as a sum of positive squares in only one way, i.e., 513838224 + 22543504 = 22668^2 + 4748^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8380933 + ... + 8380996.

Almost surely, 2^536381728 is an apocalyptic number.

It is an amenable number.

536381728 is a deficient number, since it is larger than the sum of its proper divisors (519619862).

536381728 is a wasteful number, since it uses less digits than its factorization.

536381728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16761939 (or 16761931 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The square root of 536381728 is about 23159.9164074485. The cubic root of 536381728 is about 812.5024109751.

The spelling of 536381728 in words is "five hundred thirty-six million, three hundred eighty-one thousand, seven hundred twenty-eight".