5663478 has 8 divisors (see below), whose sum is σ = 11326968. Its totient is φ = 1887824.

The previous prime is 5663477. The next prime is 5663491. The reversal of 5663478 is 8743665.

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

5663478 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5663477) 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, 471951 + ... + 471962.

It is an arithmetic number, because the mean of its divisors is an integer number (1415871).

Almost surely, 2^5663478 is an apocalyptic number.

5663478 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5663478 is a wasteful number, since it uses less digits than its factorization.

5663478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943918.

The product of its digits is 120960, while the sum is 39.

The square root of 5663478 is about 2379.8062946383. The cubic root of 5663478 is about 178.2492615242.

The spelling of 5663478 in words is "five million, six hundred sixty-three thousand, four hundred seventy-eight".