5507978 has 16 divisors (see below), whose sum is σ = 9475584. Its totient is φ = 2352240.

The previous prime is 5507969. The next prime is 5507989. The reversal of 5507978 is 8797055.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5063 + ... + 6053.

It is an arithmetic number, because the mean of its divisors is an integer number (592224).

Almost surely, 2^5507978 is an apocalyptic number.

5507978 is a deficient number, since it is larger than the sum of its proper divisors (3967606).

5507978 is a wasteful number, since it uses less digits than its factorization.

5507978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397.

The product of its (nonzero) digits is 88200, while the sum is 41.

The square root of 5507978 is about 2346.9081788600. The cubic root of 5507978 is about 176.6027243776.

The spelling of 5507978 in words is "five million, five hundred seven thousand, nine hundred seventy-eight".