5668406 has 4 divisors (see below), whose sum is σ = 8502612. Its totient is φ = 2834202.

The previous prime is 5668387. The next prime is 5668433. The reversal of 5668406 is 6048665.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1417100 + ... + 1417103.

It is an arithmetic number, because the mean of its divisors is an integer number (2125653).

Almost surely, 2^5668406 is an apocalyptic number.

5668406 is a deficient number, since it is larger than the sum of its proper divisors (2834206).

5668406 is a wasteful number, since it uses less digits than its factorization.

5668406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834205.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 5668406 is about 2380.8414478919. The cubic root of 5668406 is about 178.3009469434.

The spelling of 5668406 in words is "five million, six hundred sixty-eight thousand, four hundred six".