4025369 has 2 divisors, whose sum is σ = 4025370. Its totient is φ = 4025368.

The previous prime is 4025353. The next prime is 4025377. The reversal of 4025369 is 9635204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2679769 + 1345600 = 1637^2 + 1160^2 .

It is a cyclic number.

It is not a de Polignac number, because 4025369 - 2⁴ = 4025353 is a prime.

It is a super-2 number, since 2×4025369² = 32407191172322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4025389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2012684 + 2012685.

It is an arithmetic number, because the mean of its divisors is an integer number (2012685).

Almost surely, 2^4025369 is an apocalyptic number.

It is an amenable number.

4025369 is a deficient number, since it is larger than the sum of its proper divisors (1).

4025369 is an equidigital number, since it uses as much as digits as its factorization.

4025369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 4025369 is about 2006.3322257293. The cubic root of 4025369 is about 159.0749880320.

The spelling of 4025369 in words is "four million, twenty-five thousand, three hundred sixty-nine".