4425861 has 16 divisors (see below), whose sum is σ = 6589440. Its totient is φ = 2619120.

The previous prime is 4425853. The next prime is 4425877. The reversal of 4425861 is 1685244.

It is not a de Polignac number, because 4425861 - 2³ = 4425853 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4425851) 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, 141 + ... + 2978.

It is an arithmetic number, because the mean of its divisors is an integer number (411840).

Almost surely, 2^4425861 is an apocalyptic number.

It is an amenable number.

4425861 is a deficient number, since it is larger than the sum of its proper divisors (2163579).

4425861 is a wasteful number, since it uses less digits than its factorization.

4425861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3176.

The product of its digits is 7680, while the sum is 30.

The square root of 4425861 is about 2103.7730390895. The cubic root of 4425861 is about 164.1846645847.

The spelling of 4425861 in words is "four million, four hundred twenty-five thousand, eight hundred sixty-one".