468378839 has 2 divisors, whose sum is σ = 468378840. Its totient is φ = 468378838.

The previous prime is 468378821. The next prime is 468378847. The reversal of 468378839 is 938873864.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 468378839 - 2⁸ = 468378583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (468377839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234189419 + 234189420.

It is an arithmetic number, because the mean of its divisors is an integer number (234189420).

Almost surely, 2^468378839 is an apocalyptic number.

468378839 is a deficient number, since it is larger than the sum of its proper divisors (1).

468378839 is an equidigital number, since it uses as much as digits as its factorization.

468378839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6967296, while the sum is 56.

The square root of 468378839 is about 21642.0618010392. The cubic root of 468378839 is about 776.6030441681.

The spelling of 468378839 in words is "four hundred sixty-eight million, three hundred seventy-eight thousand, eight hundred thirty-nine".