23022002 has 4 divisors (see below), whose sum is σ = 34533006. Its totient is φ = 11511000.

The previous prime is 23022001. The next prime is 23022017. The reversal of 23022002 is 20022032.

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

It can be written as a sum of positive squares in only one way, i.e., 16152361 + 6869641 = 4019^2 + 2621^2 .

It is not an unprimeable number, because it can be changed into a prime (23022001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5755499 + ... + 5755502.

Almost surely, 2^23022002 is an apocalyptic number.

23022002 is a deficient number, since it is larger than the sum of its proper divisors (11511004).

23022002 is a wasteful number, since it uses less digits than its factorization.

23022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11511003.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 23022002 is about 4798.1248420607. The cubic root of 23022002 is about 284.4773513474.

Adding to 23022002 its reverse (20022032), we get a palindrome (43044034).

The spelling of 23022002 in words is "twenty-three million, twenty-two thousand, two".