235133388 has 192 divisors, whose sum is σ = 734003200. Its totient is φ = 63685440.

The previous prime is 235133333. The next prime is 235133399. The reversal of 235133388 is 883331532.

235133388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1851381 + ... + 1851507.

Almost surely, 2^235133388 is an apocalyptic number.

235133388 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 235133388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367001600).

235133388 is an abundant number, since it is smaller than the sum of its proper divisors (498869812).

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

235133388 is a wasteful number, since it uses less digits than its factorization.

235133388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 249 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 235133388 is about 15334.0597364168. The cubic root of 235133388 is about 617.2173143741.

The spelling of 235133388 in words is "two hundred thirty-five million, one hundred thirty-three thousand, three hundred eighty-eight".