235844728 has 16 divisors (see below), whose sum is σ = 505381680. Its totient is φ = 101076288.

The previous prime is 235844659. The next prime is 235844729. The reversal of 235844728 is 827448532.

235844728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×235844728³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235844729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2105701 + ... + 2105812.

It is an arithmetic number, because the mean of its divisors is an integer number (31586355).

Almost surely, 2^235844728 is an apocalyptic number.

235844728 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

235844728 is an abundant number, since it is smaller than the sum of its proper divisors (269536952).

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

235844728 is a wasteful number, since it uses less digits than its factorization.

235844728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4211526 (or 4211522 counting only the distinct ones).

The product of its digits is 430080, while the sum is 43.

The square root of 235844728 is about 15357.2369910736. The cubic root of 235844728 is about 617.8391023762.

The spelling of 235844728 in words is "two hundred thirty-five million, eight hundred forty-four thousand, seven hundred twenty-eight".