339623993 has 4 divisors (see below), whose sum is σ = 357498960. Its totient is φ = 321749028.

The previous prime is 339623987. The next prime is 339624023. The reversal of 339623993 is 399326933.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 339623993 - 2⁶ = 339623929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339623903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8937455 + ... + 8937492.

It is an arithmetic number, because the mean of its divisors is an integer number (89374740).

Almost surely, 2^339623993 is an apocalyptic number.

It is an amenable number.

339623993 is a deficient number, since it is larger than the sum of its proper divisors (17874967).

339623993 is a wasteful number, since it uses less digits than its factorization.

339623993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17874966.

The product of its digits is 708588, while the sum is 47.

The square root of 339623993 is about 18428.8901727695. The cubic root of 339623993 is about 697.6958202862.

The spelling of 339623993 in words is "three hundred thirty-nine million, six hundred twenty-three thousand, nine hundred ninety-three".