235357728 has 24 divisors (see below), whose sum is σ = 617814288. Its totient is φ = 78452544.

The previous prime is 235357721. The next prime is 235357763. The reversal of 235357728 is 827753532.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 235357728.

It is not an unprimeable number, because it can be changed into a prime (235357721) 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, 1225726 + ... + 1225917.

It is an arithmetic number, because the mean of its divisors is an integer number (25742262).

Almost surely, 2^235357728 is an apocalyptic number.

It is an amenable number.

235357728 is an abundant number, since it is smaller than the sum of its proper divisors (382456560).

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

235357728 is a wasteful number, since it uses less digits than its factorization.

235357728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2451656 (or 2451648 counting only the distinct ones).

The product of its digits is 352800, while the sum is 42.

The square root of 235357728 is about 15341.3730806600. The cubic root of 235357728 is about 617.4135469891.

The spelling of 235357728 in words is "two hundred thirty-five million, three hundred fifty-seven thousand, seven hundred twenty-eight".