5400128 has 14 divisors (see below), whose sum is σ = 10716006. Its totient is φ = 2700032.

The previous prime is 5400127. The next prime is 5400137. The reversal of 5400128 is 8210045.

It can be written as a sum of positive squares in only one way, i.e., 5161984 + 238144 = 2272^2 + 488^2 .

It is a super-2 number, since 2×5400128² = 58322764832768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5400121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42125 + ... + 42252.

It is an arithmetic number, because the mean of its divisors is an integer number (765429).

Almost surely, 2^5400128 is an apocalyptic number.

It is an amenable number.

5400128 is a deficient number, since it is larger than the sum of its proper divisors (5315878).

5400128 is an equidigital number, since it uses as much as digits as its factorization.

5400128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84389 (or 84379 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 5400128 is about 2323.8175487762. The cubic root of 5400128 is about 175.4424504828.

The spelling of 5400128 in words is "five million, four hundred thousand, one hundred twenty-eight".