23017964 has 6 divisors (see below), whose sum is σ = 40281444. Its totient is φ = 11508980.

The previous prime is 23017961. The next prime is 23017979. The reversal of 23017964 is 46971032.

It is a self number, because there is not a number n which added to its sum of digits gives 23017964.

It is not an unprimeable number, because it can be changed into a prime (23017961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2877242 + ... + 2877249.

It is an arithmetic number, because the mean of its divisors is an integer number (6713574).

Almost surely, 2^23017964 is an apocalyptic number.

It is an amenable number.

23017964 is a deficient number, since it is larger than the sum of its proper divisors (17263480).

23017964 is a wasteful number, since it uses less digits than its factorization.

23017964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5754495 (or 5754493 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 23017964 is about 4797.7040342230. The cubic root of 23017964 is about 284.4607181761.

Adding to 23017964 its reverse (46971032), we get a palindrome (69988996).

The spelling of 23017964 in words is "twenty-three million, seventeen thousand, nine hundred sixty-four".