340307307 has 24 divisors (see below), whose sum is σ = 503133696. Its totient is φ = 221549616.

The previous prime is 340307299. The next prime is 340307311. The reversal of 340307307 is 703703043.

It is not a de Polignac number, because 340307307 - 2³ = 340307299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340357307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 374748 + ... + 375654.

It is an arithmetic number, because the mean of its divisors is an integer number (20963904).

Almost surely, 2^340307307 is an apocalyptic number.

340307307 is a deficient number, since it is larger than the sum of its proper divisors (162826389).

340307307 is a wasteful number, since it uses less digits than its factorization.

340307307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847 (or 1844 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 27.

The square root of 340307307 is about 18447.4200635211. The cubic root of 340307307 is about 698.1634216686.

The spelling of 340307307 in words is "three hundred forty million, three hundred seven thousand, three hundred seven".