23323402 has 4 divisors (see below), whose sum is σ = 34985106. Its totient is φ = 11661700.

The previous prime is 23323367. The next prime is 23323441. The reversal of 23323402 is 20432332.

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., 20985561 + 2337841 = 4581^2 + 1529^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23323402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5830849 + ... + 5830852.

Almost surely, 2^23323402 is an apocalyptic number.

23323402 is a deficient number, since it is larger than the sum of its proper divisors (11661704).

23323402 is a wasteful number, since it uses less digits than its factorization.

23323402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11661703.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 23323402 is about 4829.4308153239. The cubic root of 23323402 is about 285.7134153069.

Adding to 23323402 its reverse (20432332), we get a palindrome (43755734).

The spelling of 23323402 in words is "twenty-three million, three hundred twenty-three thousand, four hundred two".