23636042 has 16 divisors (see below), whose sum is σ = 37521792. Its totient is φ = 11143440.

The previous prime is 23636023. The next prime is 23636047. The reversal of 23636042 is 24063632.

It is a super-3 number, since 3×23636042³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (23636047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353 + ... + 6884.

It is an arithmetic number, because the mean of its divisors is an integer number (2345112).

Almost surely, 2^23636042 is an apocalyptic number.

23636042 is a deficient number, since it is larger than the sum of its proper divisors (13885750).

23636042 is a wasteful number, since it uses less digits than its factorization.

23636042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7333.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 23636042 is about 4861.6912695069. The cubic root of 23636042 is about 286.9843743390.

Adding to 23636042 its reverse (24063632), we get a palindrome (47699674).

The spelling of 23636042 in words is "twenty-three million, six hundred thirty-six thousand, forty-two".