23434556 has 6 divisors (see below), whose sum is σ = 41010480. Its totient is φ = 11717276.

The previous prime is 23434549. The next prime is 23434559. The reversal of 23434556 is 65543432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23434559) 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 as a sum of consecutive naturals, namely, 2929316 + ... + 2929323.

It is an arithmetic number, because the mean of its divisors is an integer number (6835080).

Almost surely, 2^23434556 is an apocalyptic number.

It is an amenable number.

23434556 is a deficient number, since it is larger than the sum of its proper divisors (17575924).

23434556 is a wasteful number, since it uses less digits than its factorization.

23434556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5858643 (or 5858641 counting only the distinct ones).

The product of its digits is 43200, while the sum is 32.

The square root of 23434556 is about 4840.9251181980. The cubic root of 23434556 is about 286.1665777767.

Adding to 23434556 its reverse (65543432), we get a palindrome (88977988).

The spelling of 23434556 in words is "twenty-three million, four hundred thirty-four thousand, five hundred fifty-six".