5420844 has 126 divisors (see below), whose sum is σ = 16801596. Its totient is φ = 1516320.

The previous prime is 5420827. The next prime is 5420851. The reversal of 5420844 is 4480245.

5420844 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 416982 + ... + 416994.

It is an arithmetic number, because the mean of its divisors is an integer number (133346).

Almost surely, 2^5420844 is an apocalyptic number.

5420844 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5420844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8400798).

5420844 is an abundant number, since it is smaller than the sum of its proper divisors (11380752).

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

5420844 is a wasteful number, since it uses less digits than its factorization.

5420844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 5420844 is about 2328.2706028295. The cubic root of 5420844 is about 175.6665086388. Note that the first 3 decimals are identical.

The spelling of 5420844 in words is "five million, four hundred twenty thousand, eight hundred forty-four".