4555978 has 16 divisors (see below), whose sum is σ = 8150400. Its totient is φ = 1867536.

The previous prime is 4555937. The next prime is 4555997. The reversal of 4555978 is 8795554.

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, 6753 + ... + 7396.

It is an arithmetic number, because the mean of its divisors is an integer number (509400).

Almost surely, 2^4555978 is an apocalyptic number.

4555978 is a deficient number, since it is larger than the sum of its proper divisors (3594422).

4555978 is a wasteful number, since it uses less digits than its factorization.

4555978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14181.

The product of its digits is 252000, while the sum is 43.

The square root of 4555978 is about 2134.4737056239. The cubic root of 4555978 is about 165.7781184215.

The spelling of 4555978 in words is "four million, five hundred fifty-five thousand, nine hundred seventy-eight".