830859349 has 2 divisors, whose sum is σ = 830859350. Its totient is φ = 830859348.

The previous prime is 830859317. The next prime is 830859371. The reversal of 830859349 is 943958038.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 829036849 + 1822500 = 28793^2 + 1350^2 .

It is a cyclic number.

It is not a de Polignac number, because 830859349 - 2⁵ = 830859317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (830859049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415429674 + 415429675.

It is an arithmetic number, because the mean of its divisors is an integer number (415429675).

Almost surely, 2^830859349 is an apocalyptic number.

It is an amenable number.

830859349 is a deficient number, since it is larger than the sum of its proper divisors (1).

830859349 is an equidigital number, since it uses as much as digits as its factorization.

830859349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 49.

The square root of 830859349 is about 28824.6309429973. The cubic root of 830859349 is about 940.1038624485.

The spelling of 830859349 in words is "eight hundred thirty million, eight hundred fifty-nine thousand, three hundred forty-nine".