340304772 has 12 divisors (see below), whose sum is σ = 794044496. Its totient is φ = 113434920.

The previous prime is 340304771. The next prime is 340304813. The reversal of 340304772 is 277403043.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (340304771) 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, 14179354 + ... + 14179377.

Almost surely, 2^340304772 is an apocalyptic number.

It is an amenable number.

340304772 is an abundant number, since it is smaller than the sum of its proper divisors (453739724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340304772 is a wasteful number, since it uses less digits than its factorization.

340304772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28358738 (or 28358736 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 30.

The square root of 340304772 is about 18447.3513545983. The cubic root of 340304772 is about 698.1616880898.

The spelling of 340304772 in words is "three hundred forty million, three hundred four thousand, seven hundred seventy-two".