4025505 has 32 divisors (see below), whose sum is σ = 7262208. Its totient is φ = 1886400.

The previous prime is 4025501. The next prime is 4025507. The reversal of 4025505 is 5055204.

It is not a de Polignac number, because 4025505 - 2² = 4025501 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4025501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4722 + ... + 5508.

It is an arithmetic number, because the mean of its divisors is an integer number (226944).

Almost surely, 2^4025505 is an apocalyptic number.

It is an amenable number.

4025505 is a deficient number, since it is larger than the sum of its proper divisors (3236703).

4025505 is a wasteful number, since it uses less digits than its factorization.

4025505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 4025505 is about 2006.3661181350. The cubic root of 4025505 is about 159.0767794996.

The spelling of 4025505 in words is "four million, twenty-five thousand, five hundred five".