386506501 has 2 divisors, whose sum is σ = 386506502. Its totient is φ = 386506500.

The previous prime is 386506487. The next prime is 386506507. The reversal of 386506501 is 105605683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 384748225 + 1758276 = 19615^2 + 1326^2 .

It is a cyclic number.

It is not a de Polignac number, because 386506501 - 2⁵ = 386506469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (386506507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193253250 + 193253251.

It is an arithmetic number, because the mean of its divisors is an integer number (193253251).

Almost surely, 2^386506501 is an apocalyptic number.

It is an amenable number.

386506501 is a deficient number, since it is larger than the sum of its proper divisors (1).

386506501 is an equidigital number, since it uses as much as digits as its factorization.

386506501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 386506501 is about 19659.7685896859. The cubic root of 386506501 is about 728.4262720338.

The spelling of 386506501 in words is "three hundred eighty-six million, five hundred six thousand, five hundred one".