347620667 has 2 divisors, whose sum is σ = 347620668. Its totient is φ = 347620666.

The previous prime is 347620631. The next prime is 347620681. The reversal of 347620667 is 766026743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 347620667 - 2⁸ = 347620411 is a prime.

It is not a weakly prime, because it can be changed into another prime (347620967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173810333 + 173810334.

It is an arithmetic number, because the mean of its divisors is an integer number (173810334).

Almost surely, 2^347620667 is an apocalyptic number.

347620667 is a deficient number, since it is larger than the sum of its proper divisors (1).

347620667 is an equidigital number, since it uses as much as digits as its factorization.

347620667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 41.

The square root of 347620667 is about 18644.5881424074. The cubic root of 347620667 is about 703.1293007197.

The spelling of 347620667 in words is "three hundred forty-seven million, six hundred twenty thousand, six hundred sixty-seven".