123224993 has 8 divisors (see below), whose sum is σ = 132422112. Its totient is φ = 114244416.

The previous prime is 123224989. The next prime is 123225001. The reversal of 123224993 is 399422321.

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

It is a cyclic number.

It is not a de Polignac number, because 123224993 - 2² = 123224989 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123224923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52955 + ... + 55232.

It is an arithmetic number, because the mean of its divisors is an integer number (16552764).

Almost surely, 2^123224993 is an apocalyptic number.

It is an amenable number.

123224993 is a deficient number, since it is larger than the sum of its proper divisors (9197119).

123224993 is a wasteful number, since it uses less digits than its factorization.

123224993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108271.

The product of its digits is 23328, while the sum is 35.

The square root of 123224993 is about 11100.6753398160. The cubic root of 123224993 is about 497.6220324699.

The spelling of 123224993 in words is "one hundred twenty-three million, two hundred twenty-four thousand, nine hundred ninety-three".