233942399 has 4 divisors (see below), whose sum is σ = 241488960. Its totient is φ = 226395840.

The previous prime is 233942377. The next prime is 233942411. The reversal of 233942399 is 993249332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 233942399 - 2²⁴ = 217165183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233942309) 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, 3773234 + ... + 3773295.

It is an arithmetic number, because the mean of its divisors is an integer number (60372240).

Almost surely, 2^233942399 is an apocalyptic number.

233942399 is a deficient number, since it is larger than the sum of its proper divisors (7546561).

233942399 is an equidigital number, since it uses as much as digits as its factorization.

233942399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7546560.

The product of its digits is 314928, while the sum is 44.

The square root of 233942399 is about 15295.1756773173. The cubic root of 233942399 is about 616.1734477773.

The spelling of 233942399 in words is "two hundred thirty-three million, nine hundred forty-two thousand, three hundred ninety-nine".