64224123 has 24 divisors (see below), whose sum is σ = 91869120. Its totient is φ = 39798000.

The previous prime is 64224109. The next prime is 64224131. The reversal of 64224123 is 32142246.

It is not a de Polignac number, because 64224123 - 2²² = 60029819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64224093 and 64224102.

It is not an unprimeable number, because it can be changed into a prime (64224103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 255748 + ... + 255998.

It is an arithmetic number, because the mean of its divisors is an integer number (3827880).

Almost surely, 2^64224123 is an apocalyptic number.

64224123 is a deficient number, since it is larger than the sum of its proper divisors (27644997).

64224123 is a wasteful number, since it uses less digits than its factorization.

64224123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407 (or 340 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 64224123 is about 8013.9954454691. The cubic root of 64224123 is about 400.4663789321.

Adding to 64224123 its reverse (32142246), we get a palindrome (96366369).

The spelling of 64224123 in words is "sixty-four million, two hundred twenty-four thousand, one hundred twenty-three".