3612523 has 4 divisors (see below), whose sum is σ = 3729088. Its totient is φ = 3495960.

The previous prime is 3612509. The next prime is 3612529. The reversal of 3612523 is 3252163.

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 3612523 - 2⁵ = 3612491 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3612494 and 3612503.

It is not an unprimeable number, because it can be changed into a prime (3612529) 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, 58236 + ... + 58297.

It is an arithmetic number, because the mean of its divisors is an integer number (932272).

Almost surely, 2^3612523 is an apocalyptic number.

3612523 is a deficient number, since it is larger than the sum of its proper divisors (116565).

3612523 is a wasteful number, since it uses less digits than its factorization.

3612523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116564.

The product of its digits is 1080, while the sum is 22.

The square root of 3612523 is about 1900.6638314021. The cubic root of 3612523 is about 153.4393936451.

Adding to 3612523 its reverse (3252163), we get a palindrome (6864686).

The spelling of 3612523 in words is "three million, six hundred twelve thousand, five hundred twenty-three".