39094789 has 2 divisors, whose sum is σ = 39094790. Its totient is φ = 39094788.

The previous prime is 39094753. The next prime is 39094793. The reversal of 39094789 is 98749093.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30713764 + 8381025 = 5542^2 + 2895^2 .

It is a cyclic number.

It is not a de Polignac number, because 39094789 - 2²⁵ = 5540357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39094739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19547394 + 19547395.

It is an arithmetic number, because the mean of its divisors is an integer number (19547395).

Almost surely, 2^39094789 is an apocalyptic number.

It is an amenable number.

39094789 is a deficient number, since it is larger than the sum of its proper divisors (1).

39094789 is an equidigital number, since it uses as much as digits as its factorization.

39094789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 39094789 is about 6252.5825864198. The cubic root of 39094789 is about 339.3956652127.

The spelling of 39094789 in words is "thirty-nine million, ninety-four thousand, seven hundred eighty-nine".