340030352 has 10 divisors (see below), whose sum is σ = 658808838. Its totient is φ = 170015168.

The previous prime is 340030349. The next prime is 340030357. The reversal of 340030352 is 253030043.

It can be written as a sum of positive squares in only one way, i.e., 283720336 + 56310016 = 16844^2 + 7504^2 .

It is not an unprimeable number, because it can be changed into a prime (340030357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10625933 + ... + 10625964.

Almost surely, 2^340030352 is an apocalyptic number.

It is an amenable number.

340030352 is a deficient number, since it is larger than the sum of its proper divisors (318778486).

340030352 is a wasteful number, since it uses less digits than its factorization.

340030352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21251905 (or 21251899 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 340030352 is about 18439.9119303754. The cubic root of 340030352 is about 697.9739729706.

Adding to 340030352 its reverse (253030043), we get a palindrome (593060395).

The spelling of 340030352 in words is "three hundred forty million, thirty thousand, three hundred fifty-two".