2035521 has 6 divisors (see below), whose sum is σ = 2940210. Its totient is φ = 1357008.

The previous prime is 2035513. The next prime is 2035531. The reversal of 2035521 is 1255302.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1354896 + 680625 = 1164^2 + 825^2 .

It is not a de Polignac number, because 2035521 - 2³ = 2035513 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2035494 and 2035503.

It is not an unprimeable number, because it can be changed into a prime (2035511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 113076 + ... + 113093.

It is an arithmetic number, because the mean of its divisors is an integer number (490035).

2^2035521 is an apocalyptic number.

It is an amenable number.

2035521 is a deficient number, since it is larger than the sum of its proper divisors (904689).

2035521 is a wasteful number, since it uses less digits than its factorization.

2035521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226175 (or 226172 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 2035521 is about 1426.7168604877. The cubic root of 2035521 is about 126.7336264927.

It can be divided in two parts, 2035 and 521, that added together give a triangular number (2556 = T₇₁).

The spelling of 2035521 in words is "two million, thirty-five thousand, five hundred twenty-one".