288225734 has 8 divisors (see below), whose sum is σ = 432414288. Its totient is φ = 144087640.

The previous prime is 288225731. The next prime is 288225739. The reversal of 288225734 is 437522882.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 288225691 and 288225700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (288225731) 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, 9239 + ... + 25725.

It is an arithmetic number, because the mean of its divisors is an integer number (54051786).

Almost surely, 2^288225734 is an apocalyptic number.

288225734 is a deficient number, since it is larger than the sum of its proper divisors (144188554).

288225734 is a wasteful number, since it uses less digits than its factorization.

288225734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25230.

The product of its digits is 215040, while the sum is 41.

The square root of 288225734 is about 16977.2121975311. The cubic root of 288225734 is about 660.5579411201.

The spelling of 288225734 in words is "two hundred eighty-eight million, two hundred twenty-five thousand, seven hundred thirty-four".