4390425 has 72 divisors (see below), whose sum is σ = 9027200. Its totient is φ = 2021760.

The previous prime is 4390417. The next prime is 4390433. The reversal of 4390425 is 5240934.

4390425 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4390417) and next prime (4390433).

It is not a de Polignac number, because 4390425 - 2³ = 4390417 is a prime.

It is a d-powerful number, because it can be written as 4⁸ + 3⁹ + 9 + 0 + 4¹¹ + 2¹⁵ + 5⁷ .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 55536 + ... + 55614.

Almost surely, 2^4390425 is an apocalyptic number.

4390425 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4390425 is an abundant number, since it is smaller than the sum of its proper divisors (4636775).

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

4390425 is a wasteful number, since it uses less digits than its factorization.

4390425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 4390425 is about 2095.3341022376. The cubic root of 4390425 is about 163.7453041405.

The spelling of 4390425 in words is "four million, three hundred ninety thousand, four hundred twenty-five".