4002325 has 6 divisors (see below), whose sum is σ = 4962914. Its totient is φ = 3201840.

The previous prime is 4002307. The next prime is 4002329. The reversal of 4002325 is 5232004.

It can be written as a sum of positive squares in 3 ways, for example, as 30276 + 3972049 = 174^2 + 1993^2 .

It is not a de Polignac number, because 4002325 - 2⁷ = 4002197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4002299 and 4002308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80022 + ... + 80071.

Almost surely, 2^4002325 is an apocalyptic number.

It is an amenable number.

4002325 is a deficient number, since it is larger than the sum of its proper divisors (960589).

4002325 is a wasteful number, since it uses less digits than its factorization.

4002325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160103 (or 160098 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 4002325 is about 2000.5811655616. The cubic root of 4002325 is about 158.7708551352.

Adding to 4002325 its reverse (5232004), we get a palindrome (9234329).

The spelling of 4002325 in words is "four million, two thousand, three hundred twenty-five".