934904857 has 2 divisors, whose sum is σ = 934904858. Its totient is φ = 934904856.

The previous prime is 934904819. The next prime is 934904869. The reversal of 934904857 is 758409439.

934904857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 586559961 + 348344896 = 24219^2 + 18664^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-934904857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 934904857.

It is not a weakly prime, because it can be changed into another prime (934904807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 467452428 + 467452429.

It is an arithmetic number, because the mean of its divisors is an integer number (467452429).

Almost surely, 2^934904857 is an apocalyptic number.

It is an amenable number.

934904857 is a deficient number, since it is larger than the sum of its proper divisors (1).

934904857 is an equidigital number, since it uses as much as digits as its factorization.

934904857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 934904857 is about 30576.2139088541. The cubic root of 934904857 is about 977.8129964898.

The spelling of 934904857 in words is "nine hundred thirty-four million, nine hundred four thousand, eight hundred fifty-seven".