5506978 has 8 divisors (see below), whose sum is σ = 8323920. Its totient is φ = 2732340.

The previous prime is 5506961. The next prime is 5506999. The reversal of 5506978 is 8796055.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5506978.

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, 10248 + ... + 10771.

It is an arithmetic number, because the mean of its divisors is an integer number (1040490).

Almost surely, 2^5506978 is an apocalyptic number.

5506978 is a deficient number, since it is larger than the sum of its proper divisors (2816942).

5506978 is a wasteful number, since it uses less digits than its factorization.

5506978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21152.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 5506978 is about 2346.6951229335. The cubic root of 5506978 is about 176.5920360383.

The spelling of 5506978 in words is "five million, five hundred six thousand, nine hundred seventy-eight".