23042036 has 6 divisors (see below), whose sum is σ = 40323570. Its totient is φ = 11521016.

The previous prime is 23042029. The next prime is 23042053. The reversal of 23042036 is 63024032.

It can be written as a sum of positive squares in only one way, i.e., 22619536 + 422500 = 4756^2 + 650^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23041999 and 23042017.

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 as a sum of consecutive naturals, namely, 2880251 + ... + 2880258.

It is an arithmetic number, because the mean of its divisors is an integer number (6720595).

Almost surely, 2^23042036 is an apocalyptic number.

It is an amenable number.

23042036 is a deficient number, since it is larger than the sum of its proper divisors (17281534).

23042036 is a wasteful number, since it uses less digits than its factorization.

23042036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5760513 (or 5760511 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 23042036 is about 4800.2120786482. The cubic root of 23042036 is about 284.5598458655.

Adding to 23042036 its reverse (63024032), we get a palindrome (86066068).

The spelling of 23042036 in words is "twenty-three million, forty-two thousand, thirty-six".