5400020 has 12 divisors (see below), whose sum is σ = 11340084. Its totient is φ = 2160000.

The previous prime is 5400019. The next prime is 5400023. The reversal of 5400020 is 200045.

It can be written as a sum of positive squares in 2 ways, for example, as 2316484 + 3083536 = 1522^2 + 1756^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5399974 and 5400010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5400023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134981 + ... + 135020.

It is an arithmetic number, because the mean of its divisors is an integer number (945007).

Almost surely, 2^5400020 is an apocalyptic number.

It is an amenable number.

5400020 is an abundant number, since it is smaller than the sum of its proper divisors (5940064).

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

5400020 is a wasteful number, since it uses less digits than its factorization.

5400020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270010 (or 270008 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 5400020 is about 2323.7943110353. The cubic root of 5400020 is about 175.4412808864.

Adding to 5400020 its reverse (200045), we get a palindrome (5600065).

The spelling of 5400020 in words is "five million, four hundred thousand, twenty".