23044401 has 12 divisors (see below), whose sum is σ = 35244612. Its totient is φ = 14459136.

The previous prime is 23044391. The next prime is 23044409. The reversal of 23044401 is 10444032.

It can be written as a sum of positive squares in 2 ways, for example, as 7834401 + 15210000 = 2799^2 + 3900^2 .

It is not a de Polignac number, because 23044401 - 2¹¹ = 23042353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23044409) 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 in 11 ways as a sum of consecutive naturals, for example, 75156 + ... + 75461.

It is an arithmetic number, because the mean of its divisors is an integer number (2937051).

Almost surely, 2^23044401 is an apocalyptic number.

It is an amenable number.

23044401 is a deficient number, since it is larger than the sum of its proper divisors (12200211).

23044401 is a wasteful number, since it uses less digits than its factorization.

23044401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150640 (or 150637 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 23044401 is about 4800.4584156099. The cubic root of 23044401 is about 284.5695811310.

Adding to 23044401 its reverse (10444032), we get a palindrome (33488433).

It can be divided in two parts, 2 and 3044401, that added together give a palindrome (3044403).

The spelling of 23044401 in words is "twenty-three million, forty-four thousand, four hundred one".