23213002 has 4 divisors (see below), whose sum is σ = 34819506. Its totient is φ = 11606500.

The previous prime is 23212999. The next prime is 23213033. The reversal of 23213002 is 20031232.

It is a happy number.

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., 21818241 + 1394761 = 4671^2 + 1181^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5803249 + ... + 5803252.

Almost surely, 2^23213002 is an apocalyptic number.

23213002 is a deficient number, since it is larger than the sum of its proper divisors (11606504).

23213002 is a wasteful number, since it uses less digits than its factorization.

23213002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11606503.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 23213002 is about 4817.9873391282. The cubic root of 23213002 is about 285.2618994008.

Adding to 23213002 its reverse (20031232), we get a palindrome (43244234).

The spelling of 23213002 in words is "twenty-three million, two hundred thirteen thousand, two".