3521126 has 16 divisors (see below), whose sum is σ = 6077184. Its totient is φ = 1498824.

The previous prime is 3521117. The next prime is 3521131. The reversal of 3521126 is 6211253.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3521098 and 3521107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1511 + ... + 3053.

It is an arithmetic number, because the mean of its divisors is an integer number (379824).

Almost surely, 2^3521126 is an apocalyptic number.

3521126 is a deficient number, since it is larger than the sum of its proper divisors (2556058).

3521126 is a wasteful number, since it uses less digits than its factorization.

3521126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715.

The product of its digits is 360, while the sum is 20.

The square root of 3521126 is about 1876.4663599436. The cubic root of 3521126 is about 152.1343168697.

Adding to 3521126 its reverse (6211253), we get a palindrome (9732379).

The spelling of 3521126 in words is "three million, five hundred twenty-one thousand, one hundred twenty-six".