5668240 has 20 divisors (see below), whose sum is σ = 13178844. Its totient is φ = 2267264.

The previous prime is 5668237. The next prime is 5668241. The reversal of 5668240 is 428665.

It can be written as a sum of positive squares in 2 ways, for example, as 3640464 + 2027776 = 1908^2 + 1424^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (5668241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35347 + ... + 35506.

Almost surely, 2^5668240 is an apocalyptic number.

It is an amenable number.

5668240 is an abundant number, since it is smaller than the sum of its proper divisors (7510604).

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

5668240 is a wasteful number, since it uses less digits than its factorization.

5668240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70866 (or 70860 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 5668240 is about 2380.8065860124. The cubic root of 5668240 is about 178.2992064043.

The spelling of 5668240 in words is "five million, six hundred sixty-eight thousand, two hundred forty".