387326677 has 2 divisors, whose sum is σ = 387326678. Its totient is φ = 387326676.

The previous prime is 387326593. The next prime is 387326701. The reversal of 387326677 is 776623783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216266436 + 171060241 = 14706^2 + 13079^2 .

It is a cyclic number.

It is not a de Polignac number, because 387326677 - 2¹¹ = 387324629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 387326677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (387326477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193663338 + 193663339.

It is an arithmetic number, because the mean of its divisors is an integer number (193663339).

Almost surely, 2^387326677 is an apocalyptic number.

It is an amenable number.

387326677 is a deficient number, since it is larger than the sum of its proper divisors (1).

387326677 is an equidigital number, since it uses as much as digits as its factorization.

387326677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1778112, while the sum is 49.

The square root of 387326677 is about 19680.6167840340. The cubic root of 387326677 is about 728.9411539738.

The spelling of 387326677 in words is "three hundred eighty-seven million, three hundred twenty-six thousand, six hundred seventy-seven".