389729467 has 2 divisors, whose sum is σ = 389729468. Its totient is φ = 389729466.

The previous prime is 389729453. The next prime is 389729491. The reversal of 389729467 is 764927983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 389729467 - 2¹¹ = 389727419 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (389729447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194864733 + 194864734.

It is an arithmetic number, because the mean of its divisors is an integer number (194864734).

Almost surely, 2^389729467 is an apocalyptic number.

389729467 is a deficient number, since it is larger than the sum of its proper divisors (1).

389729467 is an equidigital number, since it uses as much as digits as its factorization.

389729467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 55.

The square root of 389729467 is about 19741.5669844113. The cubic root of 389729467 is about 730.4453821803.

The spelling of 389729467 in words is "three hundred eighty-nine million, seven hundred twenty-nine thousand, four hundred sixty-seven".