4025501 has 2 divisors, whose sum is σ = 4025502. Its totient is φ = 4025500.

The previous prime is 4025491. The next prime is 4025507. The reversal of 4025501 is 1055204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4020025 + 5476 = 2005^2 + 74^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4025501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4025501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4025507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2012750 + 2012751.

It is an arithmetic number, because the mean of its divisors is an integer number (2012751).

Almost surely, 2^4025501 is an apocalyptic number.

It is an amenable number.

4025501 is a deficient number, since it is larger than the sum of its proper divisors (1).

4025501 is an equidigital number, since it uses as much as digits as its factorization.

4025501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 4025501 is about 2006.3651213077. The cubic root of 4025501 is about 159.0767268100.

The spelling of 4025501 in words is "four million, twenty-five thousand, five hundred one".