384364069 has 2 divisors, whose sum is σ = 384364070. Its totient is φ = 384364068.

The previous prime is 384364037. The next prime is 384364117. The reversal of 384364069 is 960463483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217179169 + 167184900 = 14737^2 + 12930^2 .

It is a cyclic number.

It is not a de Polignac number, because 384364069 - 2⁵ = 384364037 is a prime.

It is a super-2 number, since 2×384364069² = 295471475076473522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (384364969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192182034 + 192182035.

It is an arithmetic number, because the mean of its divisors is an integer number (192182035).

Almost surely, 2^384364069 is an apocalyptic number.

It is an amenable number.

384364069 is a deficient number, since it is larger than the sum of its proper divisors (1).

384364069 is an equidigital number, since it uses as much as digits as its factorization.

384364069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 43.

The square root of 384364069 is about 19605.2051506736. The cubic root of 384364069 is about 727.0778719640.

The spelling of 384364069 in words is "three hundred eighty-four million, three hundred sixty-four thousand, sixty-nine".