233636042 has 8 divisors (see below), whose sum is σ = 350912100. Its totient is φ = 116665344.

The previous prime is 233636041. The next prime is 233636059. The reversal of 233636042 is 240636332.

It can be written as a sum of positive squares in 2 ways, for example, as 231678841 + 1957201 = 15221^2 + 1399^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 233635996 and 233636014.

It is not an unprimeable number, because it can be changed into a prime (233636041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74417 + ... + 77492.

Almost surely, 2^233636042 is an apocalyptic number.

233636042 is a deficient number, since it is larger than the sum of its proper divisors (117276058).

233636042 is a wasteful number, since it uses less digits than its factorization.

233636042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152680.

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 233636042 is about 15285.1575719716. The cubic root of 233636042 is about 615.9043622959.

The spelling of 233636042 in words is "two hundred thirty-three million, six hundred thirty-six thousand, forty-two".