389633801 has 2 divisors, whose sum is σ = 389633802. Its totient is φ = 389633800.

The previous prime is 389633753. The next prime is 389633833. The reversal of 389633801 is 108336983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 388681225 + 952576 = 19715^2 + 976^2 .

It is a cyclic number.

It is not a de Polignac number, because 389633801 - 2¹⁸ = 389371657 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (389633401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194816900 + 194816901.

It is an arithmetic number, because the mean of its divisors is an integer number (194816901).

Almost surely, 2^389633801 is an apocalyptic number.

It is an amenable number.

389633801 is a deficient number, since it is larger than the sum of its proper divisors (1).

389633801 is an equidigital number, since it uses as much as digits as its factorization.

389633801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 389633801 is about 19739.1438770784. The cubic root of 389633801 is about 730.3856103708.

The spelling of 389633801 in words is "three hundred eighty-nine million, six hundred thirty-three thousand, eight hundred one".