23904002 has 4 divisors (see below), whose sum is σ = 35856006. Its totient is φ = 11952000.

The previous prime is 23903993. The next prime is 23904029. The reversal of 23904002 is 20040932.

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., 23902321 + 1681 = 4889^2 + 41^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5975999 + ... + 5976002.

Almost surely, 2^23904002 is an apocalyptic number.

23904002 is a deficient number, since it is larger than the sum of its proper divisors (11952004).

23904002 is a wasteful number, since it uses less digits than its factorization.

23904002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11952003.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 23904002 is about 4889.1719135248. The cubic root of 23904002 is about 288.0648082676.

Adding to 23904002 its reverse (20040932), we get a palindrome (43944934).

The spelling of 23904002 in words is "twenty-three million, nine hundred four thousand, two".