229140782 has 8 divisors (see below), whose sum is σ = 370150536. Its totient is φ = 105757272.

The previous prime is 229140767. The next prime is 229140787. The reversal of 229140782 is 287041922.

229140782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229140787) 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, 4406528 + ... + 4406579.

It is an arithmetic number, because the mean of its divisors is an integer number (46268817).

Almost surely, 2^229140782 is an apocalyptic number.

229140782 is a deficient number, since it is larger than the sum of its proper divisors (141009754).

229140782 is a wasteful number, since it uses less digits than its factorization.

229140782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8813122.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 229140782 is about 15137.3968039422. The cubic root of 229140782 is about 611.9286640620.

It can be divided in two parts, 229140 and 782, that added together give a palindrome (229922).

The spelling of 229140782 in words is "two hundred twenty-nine million, one hundred forty thousand, seven hundred eighty-two".