5635728 has 60 divisors (see below), whose sum is σ = 18028608. Its totient is φ = 1609920.

The previous prime is 5635727. The next prime is 5635733. The reversal of 5635728 is 8275365.

It is a super-2 number, since 2×5635728² = 63522860179968, which contains 22 as substring.

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 = 5635692 and 5635701.

It is not an unprimeable number, because it can be changed into a prime (5635727) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1788 + ... + 3803.

Almost surely, 2^5635728 is an apocalyptic number.

It is an amenable number.

5635728 is an abundant number, since it is smaller than the sum of its proper divisors (12392880).

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

5635728 is a wasteful number, since it uses less digits than its factorization.

5635728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5612 (or 5603 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 5635728 is about 2373.9688287760. The cubic root of 5635728 is about 177.9576552053.

The spelling of 5635728 in words is "five million, six hundred thirty-five thousand, seven hundred twenty-eight".