4125018 has 32 divisors (see below), whose sum is σ = 8645760. Its totient is φ = 1310400.

The previous prime is 4125013. The next prime is 4125053. The reversal of 4125018 is 8105214.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4124985 and 4125003.

It is not an unprimeable number, because it can be changed into a prime (4125013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26196 + ... + 26352.

It is an arithmetic number, because the mean of its divisors is an integer number (270180).

Almost surely, 2^4125018 is an apocalyptic number.

4125018 is an abundant number, since it is smaller than the sum of its proper divisors (4520742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4125018 is a wasteful number, since it uses less digits than its factorization.

4125018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 4125018 is about 2031.0140324478. The cubic root of 4125018 is about 160.3769497747.

The spelling of 4125018 in words is "four million, one hundred twenty-five thousand, eighteen".