387340607 has 2 divisors, whose sum is σ = 387340608. Its totient is φ = 387340606.

The previous prime is 387340579. The next prime is 387340621. The reversal of 387340607 is 706043783.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 387340607 - 2¹⁰ = 387339583 is a prime.

It is a super-2 number, since 2×387340607² = 300065491662256898, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (387340637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193670303 + 193670304.

It is an arithmetic number, because the mean of its divisors is an integer number (193670304).

Almost surely, 2^387340607 is an apocalyptic number.

387340607 is a deficient number, since it is larger than the sum of its proper divisors (1).

387340607 is an equidigital number, since it uses as much as digits as its factorization.

387340607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 387340607 is about 19680.9706823622. The cubic root of 387340607 is about 728.9498925306.

The spelling of 387340607 in words is "three hundred eighty-seven million, three hundred forty thousand, six hundred seven".