5340420 has 36 divisors (see below), whose sum is σ = 16199820. Its totient is φ = 1424064.

The previous prime is 5340409. The next prime is 5340421. The reversal of 5340420 is 240435.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 777924 + 4562496 = 882^2 + 2136^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5340393 and 5340402.

It is not an unprimeable number, because it can be changed into a prime (5340421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14655 + ... + 15014.

It is an arithmetic number, because the mean of its divisors is an integer number (449995).

Almost surely, 2^5340420 is an apocalyptic number.

It is an amenable number.

5340420 is an abundant number, since it is smaller than the sum of its proper divisors (10859400).

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

5340420 is a wasteful number, since it uses less digits than its factorization.

5340420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29684 (or 29679 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 5340420 is about 2310.9348757592. The cubic root of 5340420 is about 174.7934433671.

Adding to 5340420 its reverse (240435), we get a palindrome (5580855).

The spelling of 5340420 in words is "five million, three hundred forty thousand, four hundred twenty".