235988842 has 4 divisors (see below), whose sum is σ = 353983266. Its totient is φ = 117994420.

The previous prime is 235988813. The next prime is 235988843. The reversal of 235988842 is 248889532.

It is a happy number.

235988842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 235284921 + 703921 = 15339^2 + 839^2 .

It is not an unprimeable number, because it can be changed into a prime (235988843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58997209 + ... + 58997212.

Almost surely, 2^235988842 is an apocalyptic number.

235988842 is a deficient number, since it is larger than the sum of its proper divisors (117994424).

235988842 is a wasteful number, since it uses less digits than its factorization.

235988842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117994423.

The product of its digits is 1105920, while the sum is 49.

The square root of 235988842 is about 15361.9283294774. The cubic root of 235988842 is about 617.9649212222.

The spelling of 235988842 in words is "two hundred thirty-five million, nine hundred eighty-eight thousand, eight hundred forty-two".