5302440 has 192 divisors, whose sum is σ = 20442240. Its totient is φ = 1175040.

The previous prime is 5302439. The next prime is 5302471. The reversal of 5302440 is 442035.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51429 + ... + 51531.

It is an arithmetic number, because the mean of its divisors is an integer number (106470).

Almost surely, 2^5302440 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 5302440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10221120).

5302440 is an abundant number, since it is smaller than the sum of its proper divisors (15139800).

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

5302440 is a wasteful number, since it uses less digits than its factorization.

5302440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 137 counting only the distinct ones).

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

The square root of 5302440 is about 2302.7027598021. The cubic root of 5302440 is about 174.3780918248.

Adding to 5302440 its reverse (442035), we get a palindrome (5744475).

The spelling of 5302440 in words is "five million, three hundred two thousand, four hundred forty".