3562521 has 4 divisors (see below), whose sum is σ = 4750032. Its totient is φ = 2375012.

The previous prime is 3562513. The next prime is 3562529. The reversal of 3562521 is 1252653.

3562521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3562513) and next prime (3562529).

It is a cyclic number.

It is not a de Polignac number, because 3562521 - 2³ = 3562513 is a prime.

It is a D-number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3562491 and 3562500.

It is not an unprimeable number, because it can be changed into a prime (3562529) 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 3 ways as a sum of consecutive naturals, for example, 593751 + ... + 593756.

It is an arithmetic number, because the mean of its divisors is an integer number (1187508).

Almost surely, 2^3562521 is an apocalyptic number.

It is an amenable number.

3562521 is a deficient number, since it is larger than the sum of its proper divisors (1187511).

3562521 is a wasteful number, since it uses less digits than its factorization.

3562521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187510.

The product of its digits is 1800, while the sum is 24.

The square root of 3562521 is about 1887.4641718454. The cubic root of 3562521 is about 152.7281687035.

The spelling of 3562521 in words is "three million, five hundred sixty-two thousand, five hundred twenty-one".