235742886 has 20 divisors (see below), whose sum is σ = 528239052. Its totient is φ = 78580908.

The previous prime is 235742867. The next prime is 235742891. The reversal of 235742886 is 688247532.

235742886 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 727440 + ... + 727763.

Almost surely, 2^235742886 is an apocalyptic number.

235742886 is an abundant number, since it is smaller than the sum of its proper divisors (292496166).

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

235742886 is a wasteful number, since it uses less digits than its factorization.

235742886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455217 (or 1455208 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 235742886 is about 15353.9208673225. The cubic root of 235742886 is about 617.7501582228.

The spelling of 235742886 in words is "two hundred thirty-five million, seven hundred forty-two thousand, eight hundred eighty-six".