23213602 has 16 divisors (see below), whose sum is σ = 37034712. Its totient is φ = 10874880.

The previous prime is 23213599. The next prime is 23213623. The reversal of 23213602 is 20631232.

It can be written as a sum of positive squares in 4 ways, for example, as 22572001 + 641601 = 4751^2 + 801^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23213602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6778 + ... + 9610.

Almost surely, 2^23213602 is an apocalyptic number.

23213602 is a deficient number, since it is larger than the sum of its proper divisors (13821110).

23213602 is a wasteful number, since it uses less digits than its factorization.

23213602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3093.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 23213602 is about 4818.0496053901. The cubic root of 23213602 is about 285.2643571565.

Adding to 23213602 its reverse (20631232), we get a palindrome (43844834).

The spelling of 23213602 in words is "twenty-three million, two hundred thirteen thousand, six hundred two".