23421448 has 8 divisors (see below), whose sum is σ = 43915230. Its totient is φ = 11710720.

The previous prime is 23421443. The next prime is 23421469. The reversal of 23421448 is 84412432.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 22071204 + 1350244 = 4698^2 + 1162^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (23421443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1463833 + ... + 1463848.

Almost surely, 2^23421448 is an apocalyptic number.

It is an amenable number.

23421448 is a deficient number, since it is larger than the sum of its proper divisors (20493782).

23421448 is a wasteful number, since it uses less digits than its factorization.

23421448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927687 (or 2927683 counting only the distinct ones).

The product of its digits is 6144, while the sum is 28.

The square root of 23421448 is about 4839.5710553726. The cubic root of 23421448 is about 286.1132125511.

The spelling of 23421448 in words is "twenty-three million, four hundred twenty-one thousand, four hundred forty-eight".