4025269 has 2 divisors, whose sum is σ = 4025270. Its totient is φ = 4025268.

The previous prime is 4025249. The next prime is 4025279. The reversal of 4025269 is 9625204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2235025 + 1790244 = 1495^2 + 1338^2 .

It is a cyclic number.

It is not a de Polignac number, because 4025269 - 2¹¹ = 4023221 is a prime.

It is a super-2 number, since 2×4025269² = 32405581044722, which contains 22 as substring.

It is a Chen prime.

4025269 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4025239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2012634 + 2012635.

It is an arithmetic number, because the mean of its divisors is an integer number (2012635).

Almost surely, 2^4025269 is an apocalyptic number.

It is an amenable number.

4025269 is a deficient number, since it is larger than the sum of its proper divisors (1).

4025269 is an equidigital number, since it uses as much as digits as its factorization.

4025269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 4025269 is about 2006.3073044776. The cubic root of 4025269 is about 159.0736707506.

It can be divided in two parts, 402 and 5269, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 4025269 in words is "four million, twenty-five thousand, two hundred sixty-nine".