23640062 has 8 divisors (see below), whose sum is σ = 36041592. Its totient is φ = 11626200.

The previous prime is 23640059. The next prime is 23640083. The reversal of 23640062 is 26004632.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96764 + ... + 97007.

It is an arithmetic number, because the mean of its divisors is an integer number (4505199).

Almost surely, 2^23640062 is an apocalyptic number.

23640062 is a deficient number, since it is larger than the sum of its proper divisors (12401530).

23640062 is a wasteful number, since it uses less digits than its factorization.

23640062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193834.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 23640062 is about 4862.1046883011. The cubic root of 23640062 is about 287.0006434445. Note that the first 3 decimals are identical.

Adding to 23640062 its reverse (26004632), we get a palindrome (49644694).

The spelling of 23640062 in words is "twenty-three million, six hundred forty thousand, sixty-two".