23564434 has 8 divisors (see below), whose sum is σ = 35532288. Its totient is φ = 11720340.

The previous prime is 23564419. The next prime is 23564461. The reversal of 23564434 is 43446532.

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

It is a junction number, because it is equal to n+sod(n) for n = 23564396 and 23564405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30462 + ... + 31225.

It is an arithmetic number, because the mean of its divisors is an integer number (4441536).

Almost surely, 2^23564434 is an apocalyptic number.

23564434 is a deficient number, since it is larger than the sum of its proper divisors (11967854).

23564434 is a wasteful number, since it uses less digits than its factorization.

23564434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61880.

The product of its digits is 34560, while the sum is 31.

The square root of 23564434 is about 4854.3211677844. The cubic root of 23564434 is about 286.6942642141.

The spelling of 23564434 in words is "twenty-three million, five hundred sixty-four thousand, four hundred thirty-four".