384661463 has 2 divisors, whose sum is σ = 384661464. Its totient is φ = 384661462.

The previous prime is 384661427. The next prime is 384661493. The reversal of 384661463 is 364166483.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 384661463 - 2⁶ = 384661399 is a prime.

It is a super-2 number, since 2×384661463² = 295928882234600738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 384661463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (384661493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192330731 + 192330732.

It is an arithmetic number, because the mean of its divisors is an integer number (192330732).

Almost surely, 2^384661463 is an apocalyptic number.

384661463 is a deficient number, since it is larger than the sum of its proper divisors (1).

384661463 is an equidigital number, since it uses as much as digits as its factorization.

384661463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 41.

The square root of 384661463 is about 19612.7882515465. The cubic root of 384661463 is about 727.2653442683.

The spelling of 384661463 in words is "three hundred eighty-four million, six hundred sixty-one thousand, four hundred sixty-three".