23207638 has 8 divisors (see below), whose sum is σ = 35170632. Its totient is φ = 11484096.

The previous prime is 23207629. The next prime is 23207641. The reversal of 23207638 is 83670232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 59620 + ... + 60007.

It is an arithmetic number, because the mean of its divisors is an integer number (4396329).

Almost surely, 2^23207638 is an apocalyptic number.

23207638 is a deficient number, since it is larger than the sum of its proper divisors (11962994).

23207638 is a wasteful number, since it uses less digits than its factorization.

23207638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119726.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 23207638 is about 4817.4306429880. The cubic root of 23207638 is about 285.2399251827.

The spelling of 23207638 in words is "twenty-three million, two hundred seven thousand, six hundred thirty-eight".