3523697 has 4 divisors (see below), whose sum is σ = 3528420. Its totient is φ = 3518976.

The previous prime is 3523691. The next prime is 3523711. The reversal of 3523697 is 7963253.

3523697 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.

It can be written as a sum of positive squares in 2 ways, for example, as 287296 + 3236401 = 536^2 + 1799^2 .

It is a cyclic number.

It is not a de Polignac number, because 3523697 - 2¹² = 3519601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3523691) 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, 968 + ... + 2825.

It is an arithmetic number, because the mean of its divisors is an integer number (882105).

Almost surely, 2^3523697 is an apocalyptic number.

It is an amenable number.

3523697 is a deficient number, since it is larger than the sum of its proper divisors (4723).

3523697 is an equidigital number, since it uses as much as digits as its factorization.

3523697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4722.

The product of its digits is 34020, while the sum is 35.

The square root of 3523697 is about 1877.1512991765. The cubic root of 3523697 is about 152.1713355363.

It can be divided in two parts, 35 and 23697, that added together give a palindrome (23732).

The spelling of 3523697 in words is "three million, five hundred twenty-three thousand, six hundred ninety-seven".