305440082 has 8 divisors (see below), whose sum is σ = 461194752. Its totient is φ = 151708500.

The previous prime is 305440081. The next prime is 305440087. The reversal of 305440082 is 280044503.

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

It is not an unprimeable number, because it can be changed into a prime (305440081) 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, 505394 + ... + 505997.

It is an arithmetic number, because the mean of its divisors is an integer number (57649344).

Almost surely, 2^305440082 is an apocalyptic number.

305440082 is a deficient number, since it is larger than the sum of its proper divisors (155754670).

305440082 is a wasteful number, since it uses less digits than its factorization.

305440082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011544.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 305440082 is about 17476.8441659242. The cubic root of 305440082 is about 673.4551461367.

Adding to 305440082 its reverse (280044503), we get a palindrome (585484585).

It can be divided in two parts, 30544008 and 2, that multiplied together give a palindrome (61088016).

The spelling of 305440082 in words is "three hundred five million, four hundred forty thousand, eighty-two".