23196529 has 4 divisors (see below), whose sum is σ = 23762340. Its totient is φ = 22630720.

The previous prime is 23196493. The next prime is 23196541. The reversal of 23196529 is 92569132.

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 2512225 + 20684304 = 1585^2 + 4548^2 .

It is a cyclic number.

It is not a de Polignac number, because 23196529 - 2¹¹ = 23194481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23196559) 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, 282844 + ... + 282925.

It is an arithmetic number, because the mean of its divisors is an integer number (5940585).

Almost surely, 2^23196529 is an apocalyptic number.

It is an amenable number.

23196529 is a deficient number, since it is larger than the sum of its proper divisors (565811).

23196529 is an equidigital number, since it uses as much as digits as its factorization.

23196529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565810.

The product of its digits is 29160, while the sum is 37.

The square root of 23196529 is about 4816.2775044634. The cubic root of 23196529 is about 285.1944051680.

The spelling of 23196529 in words is "twenty-three million, one hundred ninety-six thousand, five hundred twenty-nine".