233826642 has 32 divisors (see below), whose sum is σ = 593846400. Its totient is φ = 66807504.

The previous prime is 233826629. The next prime is 233826661. The reversal of 233826642 is 246628332.

233826642 is a `hidden beast` number, since 2 + 3 + 3 + 8 + 2 + 6 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 233826597 and 233826606.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308917 + ... + 309672.

It is an arithmetic number, because the mean of its divisors is an integer number (18557700).

Almost surely, 2^233826642 is an apocalyptic number.

233826642 is an abundant number, since it is smaller than the sum of its proper divisors (360019758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233826642 is a wasteful number, since it uses less digits than its factorization.

233826642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618607 (or 618601 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 233826642 is about 15291.3911074173. The cubic root of 233826642 is about 616.0718014494.

The spelling of 233826642 in words is "two hundred thirty-three million, eight hundred twenty-six thousand, six hundred forty-two".