4100018 has 16 divisors (see below), whose sum is σ = 6691776. Its totient is φ = 1872720.

The previous prime is 4100011. The next prime is 4100023. The reversal of 4100018 is 8100014.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4099975 and 4100011.

It is not an unprimeable number, because it can be changed into a prime (4100011) 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, 1913 + ... + 3443.

It is an arithmetic number, because the mean of its divisors is an integer number (418236).

Almost surely, 2^4100018 is an apocalyptic number.

4100018 is a deficient number, since it is larger than the sum of its proper divisors (2591758).

4100018 is a wasteful number, since it uses less digits than its factorization.

4100018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 4100018 is about 2024.8501179100. The cubic root of 4100018 is about 160.0523006105.

The spelling of 4100018 in words is "four million, one hundred thousand, eighteen".