5648340 has 48 divisors (see below), whose sum is σ = 16507008. Its totient is φ = 1440384.

The previous prime is 5648333. The next prime is 5648341. The reversal of 5648340 is 438465.

5648340 = 51² + 52² + ... + 257².

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5648298 and 5648307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5648341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 667 + ... + 3426.

It is an arithmetic number, because the mean of its divisors is an integer number (343896).

Almost surely, 2^5648340 is an apocalyptic number.

It is an amenable number.

5648340 is an abundant number, since it is smaller than the sum of its proper divisors (10858668).

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

5648340 is a wasteful number, since it uses less digits than its factorization.

5648340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4128 (or 4126 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 5648340 is about 2376.6236555248. The cubic root of 5648340 is about 178.0903047229.

The spelling of 5648340 in words is "five million, six hundred forty-eight thousand, three hundred forty".