23501042 has 8 divisors (see below), whose sum is σ = 35275500. Its totient is φ = 11742544.

The previous prime is 23501041. The next prime is 23501047. The reversal of 23501042 is 24010532.

It can be written as a sum of positive squares in 2 ways, for example, as 19456921 + 4044121 = 4411^2 + 2011^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 23501042.

It is not an unprimeable number, because it can be changed into a prime (23501041) by changing a digit.

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, 884 + ... + 6912.

Almost surely, 2^23501042 is an apocalyptic number.

23501042 is a deficient number, since it is larger than the sum of its proper divisors (11774458).

23501042 is a wasteful number, since it uses less digits than its factorization.

23501042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7980.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 23501042 is about 4847.7873303189. The cubic root of 23501042 is about 286.4369492527.

Adding to 23501042 its reverse (24010532), we get a palindrome (47511574).

The spelling of 23501042 in words is "twenty-three million, five hundred one thousand, forty-two".