233868528937 has 4 divisors (see below), whose sum is σ = 234029486020. Its totient is φ = 233707571856.

The previous prime is 233868528923. The next prime is 233868528941. The reversal of 233868528937 is 739825868332.

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

It can be written as a sum of positive squares in 2 ways, for example, as 109246114576 + 124622414361 = 330524^2 + 353019^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233868528937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233868528977) 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, 80476362 + ... + 80479267.

It is an arithmetic number, because the mean of its divisors is an integer number (58507371505).

Almost surely, 2^233868528937 is an apocalyptic number.

It is an amenable number.

233868528937 is a deficient number, since it is larger than the sum of its proper divisors (160957083).

233868528937 is a wasteful number, since it uses less digits than its factorization.

233868528937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160957082.

The product of its digits is 104509440, while the sum is 64.

The spelling of 233868528937 in words is "two hundred thirty-three billion, eight hundred sixty-eight million, five hundred twenty-eight thousand, nine hundred thirty-seven".