4051525 has 12 divisors (see below), whose sum is σ = 5319972. Its totient is φ = 3050240.

The previous prime is 4051517. The next prime is 4051529. The reversal of 4051525 is 5251504.

It can be written as a sum of positive squares in 6 ways, for example, as 123201 + 3928324 = 351^2 + 1982^2 .

It is not a de Polignac number, because 4051525 - 2³ = 4051517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4051496 and 4051505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4051529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4342 + ... + 5191.

It is an arithmetic number, because the mean of its divisors is an integer number (443331).

Almost surely, 2^4051525 is an apocalyptic number.

It is an amenable number.

4051525 is a deficient number, since it is larger than the sum of its proper divisors (1268447).

4051525 is a wasteful number, since it uses less digits than its factorization.

4051525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9560 (or 9555 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 4051525 is about 2012.8400333857. The cubic root of 4051525 is about 159.4187897102.

The spelling of 4051525 in words is "four million, fifty-one thousand, five hundred twenty-five".