3523523 has 4 divisors (see below), whose sum is σ = 3530808. Its totient is φ = 3516240.

The previous prime is 3523519. The next prime is 3523561. The reversal of 3523523 is 3253253.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3523523 - 2² = 3523519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3523823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2861 + ... + 3902.

It is an arithmetic number, because the mean of its divisors is an integer number (882702).

Almost surely, 2^3523523 is an apocalyptic number.

3523523 is a deficient number, since it is larger than the sum of its proper divisors (7285).

3523523 is an equidigital number, since it uses as much as digits as its factorization.

3523523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7284.

The product of its digits is 2700, while the sum is 23.

The square root of 3523523 is about 1877.1049517808. The cubic root of 3523523 is about 152.1688307572.

Adding to 3523523 its reverse (3253253), we get a palindrome (6776776).

The spelling of 3523523 in words is "three million, five hundred twenty-three thousand, five hundred twenty-three".