4117978 has 16 divisors (see below), whose sum is σ = 6753024. Its totient is φ = 1874880.

The previous prime is 4117969. The next prime is 4117979. The reversal of 4117978 is 8797114.

It is not an unprimeable number, because it can be changed into a prime (4117979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900 + ... + 3007.

It is an arithmetic number, because the mean of its divisors is an integer number (422064).

Almost surely, 2^4117978 is an apocalyptic number.

4117978 is a deficient number, since it is larger than the sum of its proper divisors (2635046).

4117978 is a wasteful number, since it uses less digits than its factorization.

4117978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957.

The product of its digits is 14112, while the sum is 37.

The square root of 4117978 is about 2029.2801679413. The cubic root of 4117978 is about 160.2856615557.

The spelling of 4117978 in words is "four million, one hundred seventeen thousand, nine hundred seventy-eight".