5621678 has 8 divisors (see below), whose sum is σ = 8460072. Its totient is φ = 2801656.

The previous prime is 5621653. The next prime is 5621687. The reversal of 5621678 is 8761265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3800 + ... + 5067.

It is an arithmetic number, because the mean of its divisors is an integer number (1057509).

Almost surely, 2^5621678 is an apocalyptic number.

5621678 is a deficient number, since it is larger than the sum of its proper divisors (2838394).

5621678 is a wasteful number, since it uses less digits than its factorization.

5621678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9186.

The product of its digits is 20160, while the sum is 35.

The square root of 5621678 is about 2371.0078026021. The cubic root of 5621678 is about 177.8096479611.

The spelling of 5621678 in words is "five million, six hundred twenty-one thousand, six hundred seventy-eight".