340649330 has 32 divisors (see below), whose sum is σ = 701495424. Its totient is φ = 116672256.

The previous prime is 340649321. The next prime is 340649333. The reversal of 340649330 is 33946043.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (340649333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87914 + ... + 91706.

It is an arithmetic number, because the mean of its divisors is an integer number (21921732).

Almost surely, 2^340649330 is an apocalyptic number.

340649330 is an abundant number, since it is smaller than the sum of its proper divisors (360846094).

340649330 is a wasteful number, since it uses less digits than its factorization.

340649330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5090.

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 340649330 is about 18456.6879477332. The cubic root of 340649330 is about 698.3972377817.

The spelling of 340649330 in words is "three hundred forty million, six hundred forty-nine thousand, three hundred thirty".