5403688 has 16 divisors (see below), whose sum is σ = 10728180. Its totient is φ = 2542848.

The previous prime is 5403683. The next prime is 5403701. The reversal of 5403688 is 8863045.

It can be written as a sum of positive squares in 2 ways, for example, as 4485924 + 917764 = 2118^2 + 958^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (5403683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19731 + ... + 20002.

Almost surely, 2^5403688 is an apocalyptic number.

It is an amenable number.

5403688 is a deficient number, since it is larger than the sum of its proper divisors (5324492).

5403688 is a wasteful number, since it uses less digits than its factorization.

5403688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39756 (or 39752 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 5403688 is about 2324.5834035371. The cubic root of 5403688 is about 175.4809951201.

The spelling of 5403688 in words is "five million, four hundred three thousand, six hundred eighty-eight".