4425406 has 16 divisors (see below), whose sum is σ = 7128864. Its totient is φ = 2052864.

The previous prime is 4425403. The next prime is 4425409. The reversal of 4425406 is 6045244.

It is an interprime number because it is at equal distance from previous prime (4425403) and next prime (4425409).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4425401) 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, 1591 + ... + 3373.

It is an arithmetic number, because the mean of its divisors is an integer number (445554).

Almost surely, 2^4425406 is an apocalyptic number.

4425406 is a deficient number, since it is larger than the sum of its proper divisors (2703458).

4425406 is a wasteful number, since it uses less digits than its factorization.

4425406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 4425406 is about 2103.6648972686. The cubic root of 4425406 is about 164.1790380649.

The spelling of 4425406 in words is "four million, four hundred twenty-five thousand, four hundred six".