383852789 has 2 divisors, whose sum is σ = 383852790. Its totient is φ = 383852788.

The previous prime is 383852771. The next prime is 383852797. The reversal of 383852789 is 987258383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215943025 + 167909764 = 14695^2 + 12958^2 .

It is a cyclic number.

It is not a de Polignac number, because 383852789 - 2¹⁶ = 383787253 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 383852789.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (383852719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191926394 + 191926395.

It is an arithmetic number, because the mean of its divisors is an integer number (191926395).

Almost surely, 2^383852789 is an apocalyptic number.

It is an amenable number.

383852789 is a deficient number, since it is larger than the sum of its proper divisors (1).

383852789 is an equidigital number, since it uses as much as digits as its factorization.

383852789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 53.

The square root of 383852789 is about 19592.1614172607. The cubic root of 383852789 is about 726.7553432683.

The spelling of 383852789 in words is "three hundred eighty-three million, eight hundred fifty-two thousand, seven hundred eighty-nine".