5402820 has 48 divisors (see below), whose sum is σ = 15422400. Its totient is φ = 1412736.

The previous prime is 5402819. The next prime is 5402843. The reversal of 5402820 is 282045.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2331 + ... + 4029.

It is an arithmetic number, because the mean of its divisors is an integer number (321300).

Almost surely, 2^5402820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5402820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7711200).

5402820 is an abundant number, since it is smaller than the sum of its proper divisors (10019580).

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

5402820 is a wasteful number, since it uses less digits than its factorization.

5402820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764 (or 1762 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 5402820 is about 2324.3966959192. The cubic root of 5402820 is about 175.4715987190.

Adding to 5402820 its reverse (282045), we get a palindrome (5684865).

The spelling of 5402820 in words is "five million, four hundred two thousand, eight hundred twenty".