233968437 has 6 divisors (see below), whose sum is σ = 337954422. Its totient is φ = 155978952.

The previous prime is 233968409. The next prime is 233968457. The reversal of 233968437 is 734869332.

It can be written as a sum of positive squares in only one way, i.e., 233906436 + 62001 = 15294^2 + 249^2 .

It is not a de Polignac number, because 233968437 - 2⁶ = 233968373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 233968392 and 233968401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233968457) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12998238 + ... + 12998255.

It is an arithmetic number, because the mean of its divisors is an integer number (56325737).

Almost surely, 2^233968437 is an apocalyptic number.

It is an amenable number.

233968437 is a deficient number, since it is larger than the sum of its proper divisors (103985985).

233968437 is a wasteful number, since it uses less digits than its factorization.

233968437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25996499 (or 25996496 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 233968437 is about 15296.0268370580. The cubic root of 233968437 is about 616.1963071493.

The spelling of 233968437 in words is "two hundred thirty-three million, nine hundred sixty-eight thousand, four hundred thirty-seven".