5420400 has 60 divisors (see below), whose sum is σ = 17367192. Its totient is φ = 1445120.

The previous prime is 5420347. The next prime is 5420413. The reversal of 5420400 is 40245.

5420400 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 5420400.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1059 + ... + 3458.

Almost surely, 2^5420400 is an apocalyptic number.

5420400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5420400 is an abundant number, since it is smaller than the sum of its proper divisors (11946792).

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

5420400 is a wasteful number, since it uses less digits than its factorization.

5420400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4538 (or 4527 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 5420400 is about 2328.1752511355. The cubic root of 5420400 is about 175.6617124570.

Adding to 5420400 its reverse (40245), we get a palindrome (5460645).

The spelling of 5420400 in words is "five million, four hundred twenty thousand, four hundred".